21927897

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{51839}}^1$

素因数の和:51892

約数の個数: 12

約数和(自身を含む): 32348160

約数和(自身を除く): 10420263

約数列:

[1, 3, 9, 47, 141, 423, 51839, 155517, 466551, 2436433, 7309299, 21927897]

約数ペア:

[(1, 21927897), (3, 7309299), (9, 2436433), (47, 466551), (141, 155517), (423, 51839)]