21345888974

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{2683}}^1\times {\mathrm{54493}}^1$

素因数の和:57251

約数の個数: 16

約数和(自身を含む): 32470140912

約数和(自身を除く): 11124251938

約数列:

[1, 2, 73, 146, 2683, 5366, 54493, 108986, 195859, 391718, 3977989, 7955978, 146204719, 292409438, 10672944487, 21345888974]

約数ペア:

[(1, 21345888974), (2, 10672944487), (73, 292409438), (146, 146204719), (2683, 7955978), (5366, 3977989), (54493, 391718), (108986, 195859)]