Q: What is the sum of all factors of the number 221,357 excluding 221,357?
A: 21,643
The factors of the number 221,357 are: 1, 17, 29, 449, 493, 7633, 13021, 221357.
If you add them up, you will get the total of 221,378. Now subtract 221,357 to get 21,643