21042200

素因数分解:

$2^3\times 5^2\times {\mathrm{105211}}^1$

素因数の和:105227

約数の個数: 24

約数和(自身を含む): 48923580

約数和(自身を除く): 27881380

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 105211, 210422, 420844, 526055, 841688, 1052110, 2104220, 2630275, 4208440, 5260550, 10521100, 21042200]

約数ペア:

[(1, 21042200), (2, 10521100), (4, 5260550), (5, 4208440), (8, 2630275), (10, 2104220), (20, 1052110), (25, 841688), (40, 526055), (50, 420844), (100, 210422), (200, 105211)]