21027990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{700933}}^1$

素因数の和:700943

約数の個数: 16

約数和(自身を含む): 50467248

約数和(自身を除く): 29439258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 700933, 1401866, 2102799, 3504665, 4205598, 7009330, 10513995, 21027990]

約数ペア:

[(1, 21027990), (2, 10513995), (3, 7009330), (5, 4205598), (6, 3504665), (10, 2102799), (15, 1401866), (30, 700933)]