212121207

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{16823}}^1$

素因数の和:17299

約数の個数: 16

約数和(自身を含む): 314945280

約数和(自身を除く): 102824073

約数列:

[1, 3, 9, 27, 467, 1401, 4203, 12609, 16823, 50469, 151407, 454221, 7856341, 23569023, 70707069, 212121207]

約数ペア:

[(1, 212121207), (3, 70707069), (9, 23569023), (27, 7856341), (467, 454221), (1401, 151407), (4203, 50469), (12609, 16823)]