21768642

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 59371200

約数和(自身を除く): 37602558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 63, 98, 114, 126, 133, 147, 171, 189, 266, 294, 342, 378, 399, 433, 441, 513, 798, 866, 882, 931, 1026, 1197, 1299, 1323, 1862, 2394, 2598, 2646, 2793, 3031, 3591, 3897, 5586, 6062, 7182, 7794, 8227, 8379, 9093, 11691, 16454, 16758, 18186, 21217, 23382, 24681, 25137, 27279, 42434, 49362, 50274, 54558, 57589, 63651, 74043, 81837, 115178, 127302, 148086, 163674, 172767, 190953, 222129, 345534, 381906, 403123, 444258, 518301, 572859, 806246, 1036602, 1145718, 1209369, 1554903, 2418738, 3109806, 3628107, 7256214, 10884321, 21768642]

約数ペア:

[(1, 21768642), (2, 10884321), (3, 7256214), (6, 3628107), (7, 3109806), (9, 2418738), (14, 1554903), (18, 1209369), (19, 1145718), (21, 1036602), (27, 806246), (38, 572859), (42, 518301), (49, 444258), (54, 403123), (57, 381906), (63, 345534), (98, 222129), (114, 190953), (126, 172767), (133, 163674), (147, 148086), (171, 127302), (189, 115178), (266, 81837), (294, 74043), (342, 63651), (378, 57589), (399, 54558), (433, 50274), (441, 49362), (513, 42434), (798, 27279), (866, 25137), (882, 24681), (931, 23382), (1026, 21217), (1197, 18186), (1299, 16758), (1323, 16454), (1862, 11691), (2394, 9093), (2598, 8379), (2646, 8227), (2793, 7794), (3031, 7182), (3591, 6062), (3897, 5586)]