2021201690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6969661}}^1$

素因数の和:6969697

約数の個数: 16

約数和(自身を含む): 3763617480

約数和(自身を除く): 1742415790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 6969661, 13939322, 34848305, 69696610, 202120169, 404240338, 1010600845, 2021201690]

約数ペア:

[(1, 2021201690), (2, 1010600845), (5, 404240338), (10, 202120169), (29, 69696610), (58, 34848305), (145, 13939322), (290, 6969661)]