21748077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1231}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 34082048

約数和(自身を除く): 12333971

約数列:

[1, 3, 9, 13, 39, 117, 151, 453, 1231, 1359, 1963, 3693, 5889, 11079, 16003, 17667, 48009, 144027, 185881, 557643, 1672929, 2416453, 7249359, 21748077]

約数ペア:

[(1, 21748077), (3, 7249359), (9, 2416453), (13, 1672929), (39, 557643), (117, 185881), (151, 144027), (453, 48009), (1231, 17667), (1359, 16003), (1963, 11079), (3693, 5889)]