20112758421

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1453339}}^1$

素因数の和:1454008

約数の個数: 16

約数和(自身を含む): 30694540800

約数和(自身を除く): 10581782379

約数列:

[1, 3, 7, 21, 659, 1977, 4613, 13839, 1453339, 4360017, 10173373, 30520119, 957750401, 2873251203, 6704252807, 20112758421]

約数ペア:

[(1, 20112758421), (3, 6704252807), (7, 2873251203), (21, 957750401), (659, 30520119), (1977, 10173373), (4613, 4360017), (13839, 1453339)]