21043220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95651}}^1$

素因数の和:95671

約数の個数: 24

約数和(自身を含む): 48208608

約数和(自身を除く): 27165388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95651, 191302, 382604, 478255, 956510, 1052161, 1913020, 2104322, 4208644, 5260805, 10521610, 21043220]

約数ペア:

[(1, 21043220), (2, 10521610), (4, 5260805), (5, 4208644), (10, 2104322), (11, 1913020), (20, 1052161), (22, 956510), (44, 478255), (55, 382604), (110, 191302), (220, 95651)]