2021025801

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1541591}}^1$

素因数の和:1541636

約数の個数: 16

約数和(自身を含む): 2959856640

約数和(自身を除く): 938830839

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 1541591, 4624773, 29290229, 35456593, 87870687, 106369779, 673675267, 2021025801]

約数ペア:

[(1, 2021025801), (3, 673675267), (19, 106369779), (23, 87870687), (57, 35456593), (69, 29290229), (437, 4624773), (1311, 1541591)]