21130830081

素因数分解:

$3^2\times {\mathrm{1627}}^1\times {\mathrm{1443067}}^1$

素因数の和:1444700

約数の個数: 12

約数和(自身を含む): 30541091152

約数和(自身を除く): 9410261071

約数列:

[1, 3, 9, 1627, 4881, 14643, 1443067, 4329201, 12987603, 2347870009, 7043610027, 21130830081]

約数ペア:

[(1, 21130830081), (3, 7043610027), (9, 2347870009), (1627, 12987603), (4881, 4329201), (14643, 1443067)]