Q: What is the sum of all factors of the number 213,836 excluding 213,836?
A: 221,872
The factors of the number 213,836 are: 1, 2, 4, 7, 14, 28, 49, 98, 196, 1091, 2182, 4364, 7637, 15274, 30548, 53459, 106918, 213836.
If you add them up, you will get the total of 214,057. Now subtract 213,836 to get 221,872