Q: What is the sum of all factors of the number 2,142,021 excluding 2,142,021?
A: 1,122,043
The factors of the number 2,142,021 are: 1, 3, 7, 21, 102001, 306003, 714007, 2142021.
If you add them up, you will get the total of 2,142,022. Now subtract 2,142,021 to get 1,122,043