21886710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{729557}}^1$

素因数の和:729567

約数の個数: 16

約数和(自身を含む): 52528176

約数和(自身を除く): 30641466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 729557, 1459114, 2188671, 3647785, 4377342, 7295570, 10943355, 21886710]

約数ペア:

[(1, 21886710), (2, 10943355), (3, 7295570), (5, 4377342), (6, 3647785), (10, 2188671), (15, 1459114), (30, 729557)]