2021492061

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{622189}}^1$

素因数の和:622233

約数の個数: 18

約数和(自身を含む): 3081707070

約数和(自身を除く): 1060215009

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 622189, 1866567, 5599701, 11821591, 35464773, 106394319, 224610229, 673830687, 2021492061]

約数ペア:

[(1, 2021492061), (3, 673830687), (9, 224610229), (19, 106394319), (57, 35464773), (171, 11821591), (361, 5599701), (1083, 1866567), (3249, 622189)]