21617644

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1377

約数の個数: 24

約数和(自身を含む): 39417840

約数和(自身を除く): 17800196

約数列:

[1, 2, 4, 29, 58, 116, 157, 314, 628, 1187, 2374, 4553, 4748, 9106, 18212, 34423, 68846, 137692, 186359, 372718, 745436, 5404411, 10808822, 21617644]

約数ペア:

[(1, 21617644), (2, 10808822), (4, 5404411), (29, 745436), (58, 372718), (116, 186359), (157, 137692), (314, 68846), (628, 34423), (1187, 18212), (2374, 9106), (4553, 4748)]