21365544

素因数分解:

$2^3\times 3^1\times {\mathrm{890231}}^1$

素因数の和:890240

約数の個数: 16

約数和(自身を含む): 53413920

約数和(自身を除く): 32048376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 890231, 1780462, 2670693, 3560924, 5341386, 7121848, 10682772, 21365544]

約数ペア:

[(1, 21365544), (2, 10682772), (3, 7121848), (4, 5341386), (6, 3560924), (8, 2670693), (12, 1780462), (24, 890231)]