21210810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{707027}}^1$

素因数の和:707037

約数の個数: 16

約数和(自身を含む): 50906016

約数和(自身を除く): 29695206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 707027, 1414054, 2121081, 3535135, 4242162, 7070270, 10605405, 21210810]

約数ペア:

[(1, 21210810), (2, 10605405), (3, 7070270), (5, 4242162), (6, 3535135), (10, 2121081), (15, 1414054), (30, 707027)]