21366510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64747}}^1$

素因数の和:64768

約数の個数: 32

約数和(自身を含む): 55942272

約数和(自身を除く): 34575762

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 64747, 129494, 194241, 323735, 388482, 647470, 712217, 971205, 1424434, 1942410, 2136651, 3561085, 4273302, 7122170, 10683255, 21366510]

約数ペア:

[(1, 21366510), (2, 10683255), (3, 7122170), (5, 4273302), (6, 3561085), (10, 2136651), (11, 1942410), (15, 1424434), (22, 971205), (30, 712217), (33, 647470), (55, 388482), (66, 323735), (110, 194241), (165, 129494), (330, 64747)]