Q: What is the sum of all factors of the number 13,421,409 excluding 13,421,409?
A: 4,493,631
The factors of the number 13,421,409 are: 1, 3, 1187, 3561, 3769, 11307, 4473803, 13421409.
If you add them up, you will get the total of 13,421,413. Now subtract 13,421,409 to get 4,493,631