2021055547

素因数分解:

$7^1\times {\mathrm{421}}^1\times {\mathrm{677}}^1\times {\mathrm{1013}}^1$

素因数の和:2118

約数の個数: 16

約数和(自身を含む): 2320972992

約数和(自身を除く): 299917445

約数列:

[1, 7, 421, 677, 1013, 2947, 4739, 7091, 285017, 426473, 685801, 1995119, 2985311, 4800607, 288722221, 2021055547]

約数ペア:

[(1, 2021055547), (7, 288722221), (421, 4800607), (677, 2985311), (1013, 1995119), (2947, 685801), (4739, 426473), (7091, 285017)]