2021640339

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{1399}}^1\times {\mathrm{3677}}^1$

素因数の和:5210

約数の個数: 16

約数和(自身を含む): 2718777600

約数和(自身を除く): 697137261

約数列:

[1, 3, 131, 393, 1399, 3677, 4197, 11031, 183269, 481687, 549807, 1445061, 5144123, 15432369, 673880113, 2021640339]

約数ペア:

[(1, 2021640339), (3, 673880113), (131, 15432369), (393, 5144123), (1399, 1445061), (3677, 549807), (4197, 481687), (11031, 183269)]