21406403277

素因数分解:

$3^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{56377}}^1$

素因数の和:56448

約数の個数: 64

約数和(自身を含む): 37886016000

約数和(自身を除く): 16479612723

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 287, 343, 369, 441, 861, 1029, 1107, 1323, 2009, 2583, 3087, 6027, 7749, 9261, 14063, 18081, 42189, 54243, 56377, 126567, 169131, 379701, 394639, 507393, 1183917, 1522179, 2311457, 2762473, 3551751, 6934371, 8287419, 10655253, 16180199, 19337311, 20803113, 24862257, 48540597, 58011933, 62409339, 74586771, 113261393, 145621791, 174035799, 339784179, 436865373, 522107397, 792829751, 1019352537, 2378489253, 3058057611, 7135467759, 21406403277]

約数ペア:

[(1, 21406403277), (3, 7135467759), (7, 3058057611), (9, 2378489253), (21, 1019352537), (27, 792829751), (41, 522107397), (49, 436865373), (63, 339784179), (123, 174035799), (147, 145621791), (189, 113261393), (287, 74586771), (343, 62409339), (369, 58011933), (441, 48540597), (861, 24862257), (1029, 20803113), (1107, 19337311), (1323, 16180199), (2009, 10655253), (2583, 8287419), (3087, 6934371), (6027, 3551751), (7749, 2762473), (9261, 2311457), (14063, 1522179), (18081, 1183917), (42189, 507393), (54243, 394639), (56377, 379701), (126567, 169131)]