A:
Positive:
1 x 222610577 x 318015113 x 171238943 x 51769991 x 244627301 x 73957559 x 398233913 x 5689
Negative:
-1 x -22261057-7 x -3180151-13 x -1712389-43 x -517699-91 x -244627-301 x -73957-559 x -39823-3913 x -5689
Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 22,261,057, it is easier to work with a table - it's called factoring from the outside in.
We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.
| 1 | 22,261,057 | |
| -1 | -22,261,057 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 22,261,057.
Example:
1 x 22,261,057 = 22,261,057
and
-1 x -22,261,057 = 22,261,057
Notice both answers equal 22,261,057
With that explanation out of the way, let's continue. Next, we take the number 22,261,057 and divide it by 2:
22,261,057 ÷ 2 = 11,130,528.5
If the quotient is a whole number, then 2 and 11,130,528.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 22,261,057 | |
| -1 | -22,261,057 |
Now, we try dividing 22,261,057 by 3:
22,261,057 ÷ 3 = 7,420,352.3333
If the quotient is a whole number, then 3 and 7,420,352.3333 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 22,261,057 | |
| -1 | -22,261,057 |
Let's try dividing by 4:
22,261,057 ÷ 4 = 5,565,264.25
If the quotient is a whole number, then 4 and 5,565,264.25 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 22,261,057 | |
| -1 | 22,261,057 |
If you did it right, you will end up with this table:
| 1 | 7 | 13 | 43 | 91 | 301 | 559 | 3,913 | 5,689 | 39,823 | 73,957 | 244,627 | 517,699 | 1,712,389 | 3,180,151 | 22,261,057 |
| -1 | -7 | -13 | -43 | -91 | -301 | -559 | -3,913 | -5,689 | -39,823 | -73,957 | -244,627 | -517,699 | -1,712,389 | -3,180,151 | -22,261,057 |
Here are some more numbers to try:
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