21045032

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84859}}^1$

素因数の和:84896

約数の個数: 16

約数和(自身を含む): 40732800

約数和(自身を除く): 19687768

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84859, 169718, 339436, 678872, 2630629, 5261258, 10522516, 21045032]

約数ペア:

[(1, 21045032), (2, 10522516), (4, 5261258), (8, 2630629), (31, 678872), (62, 339436), (124, 169718), (248, 84859)]