21847620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{364127}}^1$

素因数の和:364139

約数の個数: 24

約数和(自身を含む): 61173504

約数和(自身を除く): 39325884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 364127, 728254, 1092381, 1456508, 1820635, 2184762, 3641270, 4369524, 5461905, 7282540, 10923810, 21847620]

約数ペア:

[(1, 21847620), (2, 10923810), (3, 7282540), (4, 5461905), (5, 4369524), (6, 3641270), (10, 2184762), (12, 1820635), (15, 1456508), (20, 1092381), (30, 728254), (60, 364127)]