21161621

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 23442048

約数和(自身を除く): 2280427

約数列:

[1, 13, 71, 101, 227, 923, 1313, 2951, 7171, 16117, 22927, 93223, 209521, 298051, 1627817, 21161621]

約数ペア:

[(1, 21161621), (13, 1627817), (71, 298051), (101, 209521), (227, 93223), (923, 22927), (1313, 16117), (2951, 7171)]