21612200

素因数分解:

$2^3\times 5^2\times {\mathrm{108061}}^1$

素因数の和:108077

約数の個数: 24

約数和(自身を含む): 50248830

約数和(自身を除く): 28636630

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 108061, 216122, 432244, 540305, 864488, 1080610, 2161220, 2701525, 4322440, 5403050, 10806100, 21612200]

約数ペア:

[(1, 21612200), (2, 10806100), (4, 5403050), (5, 4322440), (8, 2701525), (10, 2161220), (20, 1080610), (25, 864488), (40, 540305), (50, 432244), (100, 216122), (200, 108061)]