21483828

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^2$

素因数の和:301

約数の個数: 54

約数和(自身を含む): 56216706

約数和(自身を除く): 34732878

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 127, 148, 222, 254, 333, 381, 444, 508, 666, 762, 1143, 1332, 1524, 2286, 4572, 4699, 9398, 14097, 16129, 18796, 28194, 32258, 42291, 48387, 56388, 64516, 84582, 96774, 145161, 169164, 193548, 290322, 580644, 596773, 1193546, 1790319, 2387092, 3580638, 5370957, 7161276, 10741914, 21483828]

約数ペア:

[(1, 21483828), (2, 10741914), (3, 7161276), (4, 5370957), (6, 3580638), (9, 2387092), (12, 1790319), (18, 1193546), (36, 596773), (37, 580644), (74, 290322), (111, 193548), (127, 169164), (148, 145161), (222, 96774), (254, 84582), (333, 64516), (381, 56388), (444, 48387), (508, 42291), (666, 32258), (762, 28194), (1143, 18796), (1332, 16129), (1524, 14097), (2286, 9398), (4572, 4699)]