23105979

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{21943}}^1$

素因数の和:21968

約数の個数: 20

約数和(自身を含む): 37173136

約数和(自身を除く): 14067157

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 21943, 65829, 197487, 285259, 592461, 855777, 1777383, 2567331, 7701993, 23105979]

約数ペア:

[(1, 23105979), (3, 7701993), (9, 2567331), (13, 1777383), (27, 855777), (39, 592461), (81, 285259), (117, 197487), (351, 65829), (1053, 21943)]