21459150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1170

約数の個数: 72

約数和(自身を含む): 59047560

約数和(自身を除く): 37588410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 43, 45, 50, 75, 86, 90, 129, 150, 215, 225, 258, 387, 430, 450, 645, 774, 1075, 1109, 1290, 1935, 2150, 2218, 3225, 3327, 3870, 5545, 6450, 6654, 9675, 9981, 11090, 16635, 19350, 19962, 27725, 33270, 47687, 49905, 55450, 83175, 95374, 99810, 143061, 166350, 238435, 249525, 286122, 429183, 476870, 499050, 715305, 858366, 1192175, 1430610, 2145915, 2384350, 3576525, 4291830, 7153050, 10729575, 21459150]

約数ペア:

[(1, 21459150), (2, 10729575), (3, 7153050), (5, 4291830), (6, 3576525), (9, 2384350), (10, 2145915), (15, 1430610), (18, 1192175), (25, 858366), (30, 715305), (43, 499050), (45, 476870), (50, 429183), (75, 286122), (86, 249525), (90, 238435), (129, 166350), (150, 143061), (215, 99810), (225, 95374), (258, 83175), (387, 55450), (430, 49905), (450, 47687), (645, 33270), (774, 27725), (1075, 19962), (1109, 19350), (1290, 16635), (1935, 11090), (2150, 9981), (2218, 9675), (3225, 6654), (3327, 6450), (3870, 5545)]