Q: What is the sum of all factors of the number 21,002,557 excluding 21,002,557?
A: 313,539
The factors of the number 21,002,557 are: 1, 67, 313471, 21002557.
If you add them up, you will get the total of 21,002,870. Now subtract 21,002,557 to get 313,539