21549207724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{14737}}^1$

素因数の和:15118

約数の個数: 48

約数和(自身を含む): 41596531200

約数和(自身を除く): 20047323476

約数列:

[1, 2, 4, 11, 22, 44, 167, 199, 334, 398, 668, 796, 1837, 2189, 3674, 4378, 7348, 8756, 14737, 29474, 33233, 58948, 66466, 132932, 162107, 324214, 365563, 648428, 731126, 1462252, 2461079, 2932663, 4922158, 5865326, 9844316, 11730652, 27071869, 32259293, 54143738, 64518586, 108287476, 129037172, 489754721, 979509442, 1959018884, 5387301931, 10774603862, 21549207724]

約数ペア:

[(1, 21549207724), (2, 10774603862), (4, 5387301931), (11, 1959018884), (22, 979509442), (44, 489754721), (167, 129037172), (199, 108287476), (334, 64518586), (398, 54143738), (668, 32259293), (796, 27071869), (1837, 11730652), (2189, 9844316), (3674, 5865326), (4378, 4922158), (7348, 2932663), (8756, 2461079), (14737, 1462252), (29474, 731126), (33233, 648428), (58948, 365563), (66466, 324214), (132932, 162107)]