21851397

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{1733}}^1$

素因数の和:2209

約数の個数: 16

約数和(自身を含む): 32460480

約数和(自身を除く): 10609083

約数列:

[1, 3, 9, 27, 467, 1401, 1733, 4203, 5199, 12609, 15597, 46791, 809311, 2427933, 7283799, 21851397]

約数ペア:

[(1, 21851397), (3, 7283799), (9, 2427933), (27, 809311), (467, 46791), (1401, 15597), (1733, 12609), (4203, 5199)]