21759630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{725321}}^1$

素因数の和:725331

約数の個数: 16

約数和(自身を含む): 52223184

約数和(自身を除く): 30463554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 725321, 1450642, 2175963, 3626605, 4351926, 7253210, 10879815, 21759630]

約数ペア:

[(1, 21759630), (2, 10879815), (3, 7253210), (5, 4351926), (6, 3626605), (10, 2175963), (15, 1450642), (30, 725321)]