21279096

素因数分解:

$2^3\times 3^2\times {\mathrm{479}}^1\times {\mathrm{617}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 57844800

約数和(自身を除く): 36565704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 479, 617, 958, 1234, 1437, 1851, 1916, 2468, 2874, 3702, 3832, 4311, 4936, 5553, 5748, 7404, 8622, 11106, 11496, 14808, 17244, 22212, 34488, 44424, 295543, 591086, 886629, 1182172, 1773258, 2364344, 2659887, 3546516, 5319774, 7093032, 10639548, 21279096]

約数ペア:

[(1, 21279096), (2, 10639548), (3, 7093032), (4, 5319774), (6, 3546516), (8, 2659887), (9, 2364344), (12, 1773258), (18, 1182172), (24, 886629), (36, 591086), (72, 295543), (479, 44424), (617, 34488), (958, 22212), (1234, 17244), (1437, 14808), (1851, 11496), (1916, 11106), (2468, 8622), (2874, 7404), (3702, 5748), (3832, 5553), (4311, 4936)]