Q: What is the sum of all factors of the number 213,100 excluding 213,100?
A: 249,544
The factors of the number 213,100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 2131, 4262, 8524, 10655, 21310, 42620, 53275, 106550, 213100.
If you add them up, you will get the total of 213,349. Now subtract 213,100 to get 249,544