20221467

素因数分解:

$3^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{911}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 31606272

約数和(自身を除く): 11384805

約数列:

[1, 3, 7, 21, 49, 147, 151, 453, 911, 1057, 2733, 3171, 6377, 7399, 19131, 22197, 44639, 133917, 137561, 412683, 962927, 2888781, 6740489, 20221467]

約数ペア:

[(1, 20221467), (3, 6740489), (7, 2888781), (21, 962927), (49, 412683), (147, 137561), (151, 133917), (453, 44639), (911, 22197), (1057, 19131), (2733, 7399), (3171, 6377)]