Q: What is the sum of all factors of the number 15,212,421 excluding 15,212,421?
A: 10,544,379
The factors of the number 15,212,421 are: 1, 3, 7, 9, 21, 27, 63, 189, 80489, 241467, 563423, 724401, 1690269, 2173203, 5070807, 15212421.
If you add them up, you will get the total of 15,212,431. Now subtract 15,212,421 to get 10,544,379