21000559464

素因数分解:

$2^3\times 3^2\times {\mathrm{373}}^1\times {\mathrm{781969}}^1$

素因数の和:782354

約数の個数: 48

約数和(自身を含む): 57029072100

約数和(自身を除く): 36028512636

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 373, 746, 1119, 1492, 2238, 2984, 3357, 4476, 6714, 8952, 13428, 26856, 781969, 1563938, 2345907, 3127876, 4691814, 6255752, 7037721, 9383628, 14075442, 18767256, 28150884, 56301768, 291674437, 583348874, 875023311, 1166697748, 1750046622, 2333395496, 2625069933, 3500093244, 5250139866, 7000186488, 10500279732, 21000559464]

約数ペア:

[(1, 21000559464), (2, 10500279732), (3, 7000186488), (4, 5250139866), (6, 3500093244), (8, 2625069933), (9, 2333395496), (12, 1750046622), (18, 1166697748), (24, 875023311), (36, 583348874), (72, 291674437), (373, 56301768), (746, 28150884), (1119, 18767256), (1492, 14075442), (2238, 9383628), (2984, 7037721), (3357, 6255752), (4476, 4691814), (6714, 3127876), (8952, 2345907), (13428, 1563938), (26856, 781969)]