21072200

素因数分解:

$2^3\times 5^2\times {\mathrm{105361}}^1$

素因数の和:105377

約数の個数: 24

約数和(自身を含む): 48993330

約数和(自身を除く): 27921130

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 105361, 210722, 421444, 526805, 842888, 1053610, 2107220, 2634025, 4214440, 5268050, 10536100, 21072200]

約数ペア:

[(1, 21072200), (2, 10536100), (4, 5268050), (5, 4214440), (8, 2634025), (10, 2107220), (20, 1053610), (25, 842888), (40, 526805), (50, 421444), (100, 210722), (200, 105361)]