21134316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1134

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 35474964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 311, 622, 809, 933, 1244, 1618, 1866, 2177, 2427, 3236, 3732, 4354, 4854, 5663, 6531, 8708, 9708, 11326, 13062, 16989, 22652, 26124, 33978, 67956, 251599, 503198, 754797, 1006396, 1509594, 1761193, 3019188, 3522386, 5283579, 7044772, 10567158, 21134316]

約数ペア:

[(1, 21134316), (2, 10567158), (3, 7044772), (4, 5283579), (6, 3522386), (7, 3019188), (12, 1761193), (14, 1509594), (21, 1006396), (28, 754797), (42, 503198), (84, 251599), (311, 67956), (622, 33978), (809, 26124), (933, 22652), (1244, 16989), (1618, 13062), (1866, 11326), (2177, 9708), (2427, 8708), (3236, 6531), (3732, 5663), (4354, 4854)]