21172122

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22193}}^1$

素因数の和:22254

約数の個数: 24

約数和(自身を含む): 46740564

約数和(自身を除く): 25568442

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22193, 44386, 66579, 133158, 199737, 399474, 1176229, 2352458, 3528687, 7057374, 10586061, 21172122]

約数ペア:

[(1, 21172122), (2, 10586061), (3, 7057374), (6, 3528687), (9, 2352458), (18, 1176229), (53, 399474), (106, 199737), (159, 133158), (318, 66579), (477, 44386), (954, 22193)]