21127700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19207}}^1$

素因数の和:19232

約数の個数: 36

約数和(自身を含む): 50017632

約数和(自身を除く): 28889932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19207, 38414, 76828, 96035, 192070, 211277, 384140, 422554, 480175, 845108, 960350, 1056385, 1920700, 2112770, 4225540, 5281925, 10563850, 21127700]

約数ペア:

[(1, 21127700), (2, 10563850), (4, 5281925), (5, 4225540), (10, 2112770), (11, 1920700), (20, 1056385), (22, 960350), (25, 845108), (44, 480175), (50, 422554), (55, 384140), (100, 211277), (110, 192070), (220, 96035), (275, 76828), (550, 38414), (1100, 19207)]