2153907

素因数分解:

$3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 3594240

約数和(自身を除く): 1440333

約数列:

[1, 3, 7, 9, 21, 63, 179, 191, 537, 573, 1253, 1337, 1611, 1719, 3759, 4011, 11277, 12033, 34189, 102567, 239323, 307701, 717969, 2153907]

約数ペア:

[(1, 2153907), (3, 717969), (7, 307701), (9, 239323), (21, 102567), (63, 34189), (179, 12033), (191, 11277), (537, 4011), (573, 3759), (1253, 1719), (1337, 1611)]