2021212138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{366029}}^1$

素因数の和:366293

約数の個数: 16

約数和(自身を含む): 3320624160

約数和(自身を除く): 1299412022

約数列:

[1, 2, 11, 22, 251, 502, 2761, 5522, 366029, 732058, 4026319, 8052638, 91873279, 183746558, 1010606069, 2021212138]

約数ペア:

[(1, 2021212138), (2, 1010606069), (11, 183746558), (22, 91873279), (251, 8052638), (502, 4026319), (2761, 732058), (5522, 366029)]