21723480828

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{28734763}}^1$

素因数の和:28734783

約数の個数: 48

約数和(自身を含む): 64365871360

約数和(自身を除く): 42642390532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 28734763, 57469526, 86204289, 114939052, 172408578, 201143341, 258612867, 344817156, 402286682, 517225734, 603430023, 775838601, 804573364, 1034451468, 1206860046, 1551677202, 1810290069, 2413720092, 3103354404, 3620580138, 5430870207, 7241160276, 10861740414, 21723480828]

約数ペア:

[(1, 21723480828), (2, 10861740414), (3, 7241160276), (4, 5430870207), (6, 3620580138), (7, 3103354404), (9, 2413720092), (12, 1810290069), (14, 1551677202), (18, 1206860046), (21, 1034451468), (27, 804573364), (28, 775838601), (36, 603430023), (42, 517225734), (54, 402286682), (63, 344817156), (84, 258612867), (108, 201143341), (126, 172408578), (189, 114939052), (252, 86204289), (378, 57469526), (756, 28734763)]