21558483

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 33051200

約数和(自身を除く): 11492717

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 907, 1251, 2641, 2721, 7923, 8163, 17233, 23769, 51699, 126073, 155097, 378219, 1134657, 2395387, 7186161, 21558483]

約数ペア:

[(1, 21558483), (3, 7186161), (9, 2395387), (19, 1134657), (57, 378219), (139, 155097), (171, 126073), (417, 51699), (907, 23769), (1251, 17233), (2641, 8163), (2721, 7923)]