21044500

素因数分解:

$2^2\times 5^3\times {\mathrm{42089}}^1$

素因数の和:42108

約数の個数: 24

約数和(自身を含む): 45962280

約数和(自身を除く): 24917780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 42089, 84178, 168356, 210445, 420890, 841780, 1052225, 2104450, 4208900, 5261125, 10522250, 21044500]

約数ペア:

[(1, 21044500), (2, 10522250), (4, 5261125), (5, 4208900), (10, 2104450), (20, 1052225), (25, 841780), (50, 420890), (100, 210445), (125, 168356), (250, 84178), (500, 42089)]