Q: What is the sum of all factors of the number 21,351,128 excluding 21,351,128?
A: 18,743,872
The factors of the number 21,351,128 are: 1, 2, 4, 8, 809, 1618, 3236, 3299, 6472, 6598, 13196, 26392, 2668891, 5337782, 10675564, 21351128.
If you add them up, you will get the total of 21,351,146. Now subtract 21,351,128 to get 18,743,872