20421042

素因数分解:

$2^1\times 3^1\times {\mathrm{1151}}^1\times {\mathrm{2957}}^1$

素因数の和:4113

約数の個数: 16

約数和(自身を含む): 40891392

約数和(自身を除く): 20470350

約数列:

[1, 2, 3, 6, 1151, 2302, 2957, 3453, 5914, 6906, 8871, 17742, 3403507, 6807014, 10210521, 20421042]

約数ペア:

[(1, 20421042), (2, 10210521), (3, 6807014), (6, 3403507), (1151, 17742), (2302, 8871), (2957, 6906), (3453, 5914)]