21753178

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{953}}^1$

素因数の和:1169

約数の個数: 16

約数和(自身を含む): 33279336

約数和(自身を除く): 11526158

約数列:

[1, 2, 101, 113, 202, 226, 953, 1906, 11413, 22826, 96253, 107689, 192506, 215378, 10876589, 21753178]

約数ペア:

[(1, 21753178), (2, 10876589), (101, 215378), (113, 192506), (202, 107689), (226, 96253), (953, 22826), (1906, 11413)]