Q: What is the sum of all factors of the number 21,481,978 excluding 21,481,978?
A: 16,778,246
The factors of the number 21,481,978 are: 1, 2, 7, 14, 37, 74, 113, 226, 259, 367, 518, 734, 791, 1582, 2569, 4181, 5138, 8362, 13579, 27158, 29267, 41471, 58534, 82942, 95053, 190106, 290297, 580594, 1534427, 3068854, 10740989, 21481978.
If you add them up, you will get the total of 21,481,994. Now subtract 21,481,978 to get 16,778,246