21637244

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 38535168

約数和(自身を除く): 16897924

約数列:

[1, 2, 4, 127, 191, 223, 254, 382, 446, 508, 764, 892, 24257, 28321, 42593, 48514, 56642, 85186, 97028, 113284, 170372, 5409311, 10818622, 21637244]

約数ペア:

[(1, 21637244), (2, 10818622), (4, 5409311), (127, 170372), (191, 113284), (223, 97028), (254, 85186), (382, 56642), (446, 48514), (508, 42593), (764, 28321), (892, 24257)]