21815070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{727169}}^1$

素因数の和:727179

約数の個数: 16

約数和(自身を含む): 52356240

約数和(自身を除く): 30541170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 727169, 1454338, 2181507, 3635845, 4363014, 7271690, 10907535, 21815070]

約数ペア:

[(1, 21815070), (2, 10907535), (3, 7271690), (5, 4363014), (6, 3635845), (10, 2181507), (15, 1454338), (30, 727169)]