21261176

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{811}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 41655600

約数和(自身を除く): 20394424

約数列:

[1, 2, 4, 8, 29, 58, 113, 116, 226, 232, 452, 811, 904, 1622, 3244, 3277, 6488, 6554, 13108, 23519, 26216, 47038, 91643, 94076, 183286, 188152, 366572, 733144, 2657647, 5315294, 10630588, 21261176]

約数ペア:

[(1, 21261176), (2, 10630588), (4, 5315294), (8, 2657647), (29, 733144), (58, 366572), (113, 188152), (116, 183286), (226, 94076), (232, 91643), (452, 47038), (811, 26216), (904, 23519), (1622, 13108), (3244, 6554), (3277, 6488)]