21140434

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{35117}}^1$

素因数の和:35169

約数の個数: 16

約数和(自身を含む): 37084608

約数和(自身を除く): 15944174

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 35117, 70234, 245819, 491638, 1510031, 3020062, 10570217, 21140434]

約数ペア:

[(1, 21140434), (2, 10570217), (7, 3020062), (14, 1510031), (43, 491638), (86, 245819), (301, 70234), (602, 35117)]