21462753

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{1559}}^1$

素因数の和:1928

約数の個数: 16

約数和(自身を含む): 30925440

約数和(自身を除く): 9462687

約数列:

[1, 3, 13, 39, 353, 1059, 1559, 4589, 4677, 13767, 20267, 60801, 550327, 1650981, 7154251, 21462753]

約数ペア:

[(1, 21462753), (3, 7154251), (13, 1650981), (39, 550327), (353, 60801), (1059, 20267), (1559, 13767), (4589, 4677)]