Q: What is the sum of all factors of the number 21,113,557 excluding 21,113,557?
A: 398,423
The factors of the number 21,113,557 are: 1, 53, 398369, 21113557.
If you add them up, you will get the total of 21,113,955. Now subtract 21,113,557 to get 398,423