21090074

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{2767}}^1$

素因数の和:2909

約数の個数: 16

約数和(自身を含む): 32817408

約数和(自身を除く): 11727334

約数列:

[1, 2, 37, 74, 103, 206, 2767, 3811, 5534, 7622, 102379, 204758, 285001, 570002, 10545037, 21090074]

約数ペア:

[(1, 21090074), (2, 10545037), (37, 570002), (74, 285001), (103, 204758), (206, 102379), (2767, 7622), (3811, 5534)]