Q: What is the sum of all factors of the number 13,421,609 excluding 13,421,609?
A: 8,407
The factors of the number 13,421,609 are: 1, 2143, 6263, 13421609.
If you add them up, you will get the total of 13,421,617. Now subtract 13,421,609 to get 8,407