Q: What is the sum of all factors of the number 221,516 excluding 221,516?
A: 171,604
The factors of the number 221,516 are: 1, 2, 4, 79, 158, 316, 701, 1402, 2804, 55379, 110758, 221516.
If you add them up, you will get the total of 221,687. Now subtract 221,516 to get 171,604