21091022

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1\times {\mathrm{397}}^1$

素因数の和:763

約数の個数: 16

約数和(自身を含む): 32152032

約数和(自身を除く): 11061010

約数列:

[1, 2, 101, 202, 263, 397, 526, 794, 26563, 40097, 53126, 80194, 104411, 208822, 10545511, 21091022]

約数ペア:

[(1, 21091022), (2, 10545511), (101, 208822), (202, 104411), (263, 80194), (397, 53126), (526, 40097), (794, 26563)]