21189270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{706309}}^1$

素因数の和:706319

約数の個数: 16

約数和(自身を含む): 50854320

約数和(自身を除く): 29665050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 706309, 1412618, 2118927, 3531545, 4237854, 7063090, 10594635, 21189270]

約数ペア:

[(1, 21189270), (2, 10594635), (3, 7063090), (5, 4237854), (6, 3531545), (10, 2118927), (15, 1412618), (30, 706309)]