20222643

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2927}}^1$

素因数の和:2991

約数の個数: 24

約数和(自身を含む): 32044032

約数和(自身を除く): 11821389

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 2927, 6909, 8781, 20489, 61467, 137569, 143423, 412707, 430269, 962983, 2888949, 6740881, 20222643]

約数ペア:

[(1, 20222643), (3, 6740881), (7, 2888949), (21, 962983), (47, 430269), (49, 412707), (141, 143423), (147, 137569), (329, 61467), (987, 20489), (2303, 8781), (2927, 6909)]