21283550

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{3767}}^1$

素因数の和:3892

約数の個数: 24

約数和(自身を含む): 39948336

約数和(自身を除く): 18664786

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 565, 1130, 2825, 3767, 5650, 7534, 18835, 37670, 94175, 188350, 425671, 851342, 2128355, 4256710, 10641775, 21283550]

約数ペア:

[(1, 21283550), (2, 10641775), (5, 4256710), (10, 2128355), (25, 851342), (50, 425671), (113, 188350), (226, 94175), (565, 37670), (1130, 18835), (2825, 7534), (3767, 5650)]