21915889382

素因数分解:

$2^1\times {\mathrm{499}}^1\times {\mathrm{1231}}^1\times {\mathrm{17839}}^1$

素因数の和:19571

約数の個数: 16

約数和(自身を含む): 32968320000

約数和(自身を除く): 11052430618

約数列:

[1, 2, 499, 998, 1231, 2462, 17839, 35678, 614269, 1228538, 8901661, 17803322, 21959809, 43919618, 10957944691, 21915889382]

約数ペア:

[(1, 21915889382), (2, 10957944691), (499, 43919618), (998, 21959809), (1231, 17803322), (2462, 8901661), (17839, 1228538), (35678, 614269)]