Q: What is the sum of all factors of the number 43,491 excluding 43,491?
A: 26,909
The factors of the number 43,491 are: 1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 2071, 2289, 6213, 14497, 43491.
If you add them up, you will get the total of 43,517. Now subtract 43,491 to get 26,909