21538428

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{57899}}^1$

素因数の和:57937

約数の個数: 24

約数和(自身を含む): 51878400

約数和(自身を除く): 30339972

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 57899, 115798, 173697, 231596, 347394, 694788, 1794869, 3589738, 5384607, 7179476, 10769214, 21538428]

約数ペア:

[(1, 21538428), (2, 10769214), (3, 7179476), (4, 5384607), (6, 3589738), (12, 1794869), (31, 694788), (62, 347394), (93, 231596), (124, 173697), (186, 115798), (372, 57899)]