21614800

素因数分解:

$2^4\times 5^2\times {\mathrm{54037}}^1$

素因数の和:54055

約数の個数: 30

約数和(自身を含む): 51930518

約数和(自身を除く): 30315718

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 54037, 108074, 216148, 270185, 432296, 540370, 864592, 1080740, 1350925, 2161480, 2701850, 4322960, 5403700, 10807400, 21614800]

約数ペア:

[(1, 21614800), (2, 10807400), (4, 5403700), (5, 4322960), (8, 2701850), (10, 2161480), (16, 1350925), (20, 1080740), (25, 864592), (40, 540370), (50, 432296), (80, 270185), (100, 216148), (200, 108074), (400, 54037)]