21171108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{252037}}^1$

素因数の和:252051

約数の個数: 24

約数和(自身を含む): 56456512

約数和(自身を除く): 35285404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 252037, 504074, 756111, 1008148, 1512222, 1764259, 3024444, 3528518, 5292777, 7057036, 10585554, 21171108]

約数ペア:

[(1, 21171108), (2, 10585554), (3, 7057036), (4, 5292777), (6, 3528518), (7, 3024444), (12, 1764259), (14, 1512222), (21, 1008148), (28, 756111), (42, 504074), (84, 252037)]