21158836

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{467}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 38054016

約数和(自身を除く): 16895180

約数列:

[1, 2, 4, 47, 94, 188, 241, 467, 482, 934, 964, 1868, 11327, 21949, 22654, 43898, 45308, 87796, 112547, 225094, 450188, 5289709, 10579418, 21158836]

約数ペア:

[(1, 21158836), (2, 10579418), (4, 5289709), (47, 450188), (94, 225094), (188, 112547), (241, 87796), (467, 45308), (482, 43898), (934, 22654), (964, 21949), (1868, 11327)]