21147496

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{91153}}^1$

素因数の和:91188

約数の個数: 16

約数和(自身を含む): 41019300

約数和(自身を除く): 19871804

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 91153, 182306, 364612, 729224, 2643437, 5286874, 10573748, 21147496]

約数ペア:

[(1, 21147496), (2, 10573748), (4, 5286874), (8, 2643437), (29, 729224), (58, 364612), (116, 182306), (232, 91153)]