21048552

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13921}}^1$

素因数の和:13943

約数の個数: 64

約数和(自身を含む): 66825600

約数和(自身を除く): 45777048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13921, 27842, 41763, 55684, 83526, 97447, 111368, 125289, 167052, 194894, 250578, 292341, 334104, 375867, 389788, 501156, 584682, 751734, 779576, 877023, 1002312, 1169364, 1503468, 1754046, 2338728, 2631069, 3006936, 3508092, 5262138, 7016184, 10524276, 21048552]

約数ペア:

[(1, 21048552), (2, 10524276), (3, 7016184), (4, 5262138), (6, 3508092), (7, 3006936), (8, 2631069), (9, 2338728), (12, 1754046), (14, 1503468), (18, 1169364), (21, 1002312), (24, 877023), (27, 779576), (28, 751734), (36, 584682), (42, 501156), (54, 389788), (56, 375867), (63, 334104), (72, 292341), (84, 250578), (108, 194894), (126, 167052), (168, 125289), (189, 111368), (216, 97447), (252, 83526), (378, 55684), (504, 41763), (756, 27842), (1512, 13921)]