21000827212

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{2179}}^1\times {\mathrm{104759}}^1$

素因数の和:106965

約数の個数: 24

約数和(自身を含む): 38367302400

約数和(自身を除く): 17366475188

約数列:

[1, 2, 4, 23, 46, 92, 2179, 4358, 8716, 50117, 100234, 104759, 200468, 209518, 419036, 2409457, 4818914, 9637828, 228269861, 456539722, 913079444, 5250206803, 10500413606, 21000827212]

約数ペア:

[(1, 21000827212), (2, 10500413606), (4, 5250206803), (23, 913079444), (46, 456539722), (92, 228269861), (2179, 9637828), (4358, 4818914), (8716, 2409457), (50117, 419036), (100234, 209518), (104759, 200468)]