21442287

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{709}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 30365280

約数和(自身を除く): 8922993

約数列:

[1, 3, 17, 51, 593, 709, 1779, 2127, 10081, 12053, 30243, 36159, 420437, 1261311, 7147429, 21442287]

約数ペア:

[(1, 21442287), (3, 7147429), (17, 1261311), (51, 420437), (593, 36159), (709, 30243), (1779, 12053), (2127, 10081)]