21271166046

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2357}}^1\times {\mathrm{38567}}^1$

素因数の和:40945

約数の個数: 48

約数和(自身を含む): 49655065824

約数和(自身を除く): 28383899778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2357, 4714, 7071, 14142, 21213, 30641, 38567, 42426, 61282, 77134, 91923, 115701, 183846, 231402, 275769, 347103, 501371, 551538, 694206, 1002742, 1504113, 3008226, 4512339, 9024678, 90902419, 181804838, 272707257, 545414514, 818121771, 1181731447, 1636243542, 2363462894, 3545194341, 7090388682, 10635583023, 21271166046]

約数ペア:

[(1, 21271166046), (2, 10635583023), (3, 7090388682), (6, 3545194341), (9, 2363462894), (13, 1636243542), (18, 1181731447), (26, 818121771), (39, 545414514), (78, 272707257), (117, 181804838), (234, 90902419), (2357, 9024678), (4714, 4512339), (7071, 3008226), (14142, 1504113), (21213, 1002742), (30641, 694206), (38567, 551538), (42426, 501371), (61282, 347103), (77134, 275769), (91923, 231402), (115701, 183846)]