Q: What is the sum of all factors of the number 221,304,421 excluding 221,304,421?
A: 17,023,431
The factors of the number 221,304,421 are: 1, 13, 17023417, 221304421.
If you add them up, you will get the total of 221,304,438. Now subtract 221,304,421 to get 17,023,431