Q: What is the sum of all factors of the number 221,918 excluding 221,918?
A: 139,666
The factors of the number 221,918 are: 1, 2, 17, 34, 61, 107, 122, 214, 1037, 1819, 2074, 3638, 6527, 13054, 110959, 221918.
If you add them up, you will get the total of 222,057. Now subtract 221,918 to get 139,666