15816276

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{20921}}^1$

素因数の和:20941

約数の個数: 48

約数和(自身を含む): 46865280

約数和(自身を除く): 31049004

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, 20921, 41842, 62763, 83684, 125526, 146447, 188289, 251052, 292894, 376578, 439341, 564867, 585788, 753156, 878682, 1129734, 1318023, 1757364, 2259468, 2636046, 3954069, 5272092, 7908138, 15816276]

約数ペア:

[(1, 15816276), (2, 7908138), (3, 5272092), (4, 3954069), (6, 2636046), (7, 2259468), (9, 1757364), (12, 1318023), (14, 1129734), (18, 878682), (21, 753156), (27, 585788), (28, 564867), (36, 439341), (42, 376578), (54, 292894), (63, 251052), (84, 188289), (108, 146447), (126, 125526), (189, 83684), (252, 62763), (378, 41842), (756, 20921)]