21491702

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{443}}^1$

素因数の和:763

約数の個数: 16

約数和(自身を含む): 32735232

約数和(自身を除く): 11243530

約数列:

[1, 2, 127, 191, 254, 382, 443, 886, 24257, 48514, 56261, 84613, 112522, 169226, 10745851, 21491702]

約数ペア:

[(1, 21491702), (2, 10745851), (127, 169226), (191, 112522), (254, 84613), (382, 56261), (443, 48514), (886, 24257)]