21622370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28081}}^1$

素因数の和:28106

約数の個数: 32

約数和(自身を含む): 48525696

約数和(自身を除く): 26903326

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 28081, 56162, 140405, 196567, 280810, 308891, 393134, 617782, 982835, 1544455, 1965670, 2162237, 3088910, 4324474, 10811185, 21622370]

約数ペア:

[(1, 21622370), (2, 10811185), (5, 4324474), (7, 3088910), (10, 2162237), (11, 1965670), (14, 1544455), (22, 982835), (35, 617782), (55, 393134), (70, 308891), (77, 280810), (110, 196567), (154, 140405), (385, 56162), (770, 28081)]