Q: What is the sum of all factors of the number 2,161,989 excluding 2,161,989?
A: 977,511
The factors of the number 2,161,989 are: 1, 3, 9, 229, 687, 1049, 2061, 3147, 9441, 240221, 720663, 2161989.
If you add them up, you will get the total of 2,162,966. Now subtract 2,161,989 to get 977,511