21535624

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2423}}^1$

素因数の和:2541

約数の個数: 32

約数和(自身を含む): 44504640

約数和(自身を除く): 22969016

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 2423, 4444, 4846, 8888, 9692, 19384, 26653, 53306, 106612, 213224, 244723, 489446, 978892, 1957784, 2691953, 5383906, 10767812, 21535624]

約数ペア:

[(1, 21535624), (2, 10767812), (4, 5383906), (8, 2691953), (11, 1957784), (22, 978892), (44, 489446), (88, 244723), (101, 213224), (202, 106612), (404, 53306), (808, 26653), (1111, 19384), (2222, 9692), (2423, 8888), (4444, 4846)]