21171352

素因数分解:

$2^3\times {\mathrm{569}}^1\times {\mathrm{4651}}^1$

素因数の和:5226

約数の個数: 16

約数和(自身を含む): 39774600

約数和(自身を除く): 18603248

約数列:

[1, 2, 4, 8, 569, 1138, 2276, 4552, 4651, 9302, 18604, 37208, 2646419, 5292838, 10585676, 21171352]

約数ペア:

[(1, 21171352), (2, 10585676), (4, 5292838), (8, 2646419), (569, 37208), (1138, 18604), (2276, 9302), (4552, 4651)]