21157664

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{60107}}^1$

素因数の和:60128

約数の個数: 24

約数和(自身を含む): 45441648

約数和(自身を除く): 24283984

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 60107, 120214, 240428, 480856, 661177, 961712, 1322354, 1923424, 2644708, 5289416, 10578832, 21157664]

約数ペア:

[(1, 21157664), (2, 10578832), (4, 5289416), (8, 2644708), (11, 1923424), (16, 1322354), (22, 961712), (32, 661177), (44, 480856), (88, 240428), (176, 120214), (352, 60107)]