Q: What is the sum of all factors of the number 21,271,437 excluding 21,271,437?
A: 15,500,403
The factors of the number 21,271,437 are: 1, 3, 9, 11, 17, 27, 33, 51, 99, 121, 153, 187, 297, 363, 383, 459, 561, 1089, 1149, 1683, 2057, 3267, 3447, 4213, 5049, 6171, 6511, 10341, 12639, 18513, 19533, 37917, 46343, 55539, 58599, 71621, 113751, 139029, 175797, 214863, 417087, 644589, 787831, 1251261, 1933767, 2363493, 7090479, 21271437.
If you add them up, you will get the total of 21,271,452. Now subtract 21,271,437 to get 15,500,403