Q: What is the sum of all factors of the number 21,222,123 excluding 21,222,123?
A: 11,195,157
The factors of the number 21,222,123 are: 1, 3, 13, 23, 39, 59, 69, 177, 299, 401, 767, 897, 1203, 1357, 2301, 4071, 5213, 9223, 15639, 17641, 23659, 27669, 52923, 70977, 119899, 307567, 359697, 544157, 922701, 1632471, 7074041, 21222123.
If you add them up, you will get the total of 21,222,134. Now subtract 21,222,123 to get 11,195,157