21781769042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11124499}}^1$

素因数の和:11124601

約数の個数: 16

約数和(自身を含む): 36043380000

約数和(自身を除く): 14261610958

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 11124499, 22248998, 122369489, 244738978, 990080411, 1980160822, 10890884521, 21781769042]

約数ペア:

[(1, 21781769042), (2, 10890884521), (11, 1980160822), (22, 990080411), (89, 244738978), (178, 122369489), (979, 22248998), (1958, 11124499)]