21745383

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9281}}^1$

素因数の和:9366

約数の個数: 16

約数和(自身を含む): 32078592

約数和(自身を除く): 10333209

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 9281, 27843, 102091, 306273, 658951, 1976853, 7248461, 21745383]

約数ペア:

[(1, 21745383), (3, 7248461), (11, 1976853), (33, 658951), (71, 306273), (213, 102091), (781, 27843), (2343, 9281)]