2021808717

素因数分解:

$3^2\times {\mathrm{401}}^1\times {\mathrm{560213}}^1$

素因数の和:560620

約数の個数: 12

約数和(自身を含む): 2927678364

約数和(自身を除く): 905869647

約数列:

[1, 3, 9, 401, 1203, 3609, 560213, 1680639, 5041917, 224645413, 673936239, 2021808717]

約数ペア:

[(1, 2021808717), (3, 673936239), (9, 224645413), (401, 5041917), (1203, 1680639), (3609, 560213)]