21249982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28183}}^1$

素因数の和:28227

約数の個数: 16

約数和(自身を含む): 35511840

約数和(自身を除く): 14261858

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 28183, 56366, 366379, 732758, 817307, 1634614, 10624991, 21249982]

約数ペア:

[(1, 21249982), (2, 10624991), (13, 1634614), (26, 817307), (29, 732758), (58, 366379), (377, 56366), (754, 28183)]