20937029589

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4206757}}^1$

素因数の和:4206849

約数の個数: 24

約数和(自身を含む): 35000226560

約数和(自身を除く): 14063196971

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 4206757, 12620271, 29447299, 37860813, 88341897, 265025691, 332333803, 997001409, 2326336621, 2991004227, 6979009863, 20937029589]

約数ペア:

[(1, 20937029589), (3, 6979009863), (7, 2991004227), (9, 2326336621), (21, 997001409), (63, 332333803), (79, 265025691), (237, 88341897), (553, 37860813), (711, 29447299), (1659, 12620271), (4977, 4206757)]