21876591

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9337}}^1$

素因数の和:9422

約数の個数: 16

約数和(自身を含む): 32272128

約数和(自身を除く): 10395537

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 9337, 28011, 102707, 308121, 662927, 1988781, 7292197, 21876591]

約数ペア:

[(1, 21876591), (3, 7292197), (11, 1988781), (33, 662927), (71, 308121), (213, 102707), (781, 28011), (2343, 9337)]