21099630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{703321}}^1$

素因数の和:703331

約数の個数: 16

約数和(自身を含む): 50639184

約数和(自身を除く): 29539554

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 703321, 1406642, 2109963, 3516605, 4219926, 7033210, 10549815, 21099630]

約数ペア:

[(1, 21099630), (2, 10549815), (3, 7033210), (5, 4219926), (6, 3516605), (10, 2109963), (15, 1406642), (30, 703321)]