23821281

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3389}}^1$

素因数の和:3477

約数の個数: 24

約数和(自身を含む): 38076480

約数和(自身を除く): 14255199

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 2343, 3389, 7029, 10167, 30501, 37279, 111837, 240619, 335511, 721857, 2165571, 2646809, 7940427, 23821281]

約数ペア:

[(1, 23821281), (3, 7940427), (9, 2646809), (11, 2165571), (33, 721857), (71, 335511), (99, 240619), (213, 111837), (639, 37279), (781, 30501), (2343, 10167), (3389, 7029)]