21252220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{96601}}^1$

素因数の和:96621

約数の個数: 24

約数和(自身を含む): 48687408

約数和(自身を除く): 27435188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 96601, 193202, 386404, 483005, 966010, 1062611, 1932020, 2125222, 4250444, 5313055, 10626110, 21252220]

約数ペア:

[(1, 21252220), (2, 10626110), (4, 5313055), (5, 4250444), (10, 2125222), (11, 1932020), (20, 1062611), (22, 966010), (44, 483005), (55, 386404), (110, 193202), (220, 96601)]