Q: What is the sum of all factors of the number 21,431,277 excluding 21,431,277?
A: 16,106,643
The factors of the number 21,431,277 are: 1, 3, 7, 9, 21, 27, 49, 63, 97, 147, 167, 189, 291, 441, 501, 679, 873, 1169, 1323, 1503, 2037, 2619, 3507, 4509, 4753, 6111, 8183, 10521, 14259, 16199, 18333, 24549, 31563, 42777, 48597, 73647, 113393, 128331, 145791, 220941, 340179, 437373, 793751, 1020537, 2381253, 3061611, 7143759, 21431277.
If you add them up, you will get the total of 21,431,293. Now subtract 21,431,277 to get 16,106,643