21150424

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{64483}}^1$

素因数の和:64530

約数の個数: 16

約数和(自身を含む): 40624920

約数和(自身を除く): 19474496

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 64483, 128966, 257932, 515864, 2643803, 5287606, 10575212, 21150424]

約数ペア:

[(1, 21150424), (2, 10575212), (4, 5287606), (8, 2643803), (41, 515864), (82, 257932), (164, 128966), (328, 64483)]