21000758376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{232907}}^1$

素因数の和:232963

約数の個数: 96

約数和(自身を含む): 60062315040

約数和(自身を除く): 39061556664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 289, 312, 408, 442, 578, 663, 867, 884, 1156, 1326, 1734, 1768, 2312, 2652, 3468, 3757, 5304, 6936, 7514, 11271, 15028, 22542, 30056, 45084, 90168, 232907, 465814, 698721, 931628, 1397442, 1863256, 2794884, 3027791, 3959419, 5589768, 6055582, 7918838, 9083373, 11878257, 12111164, 15837676, 18166746, 23756514, 24222328, 31675352, 36333492, 47513028, 51472447, 67310123, 72666984, 95026056, 102944894, 134620246, 154417341, 201930369, 205889788, 269240492, 308834682, 403860738, 411779576, 538480984, 617669364, 807721476, 875031599, 1235338728, 1615442952, 1750063198, 2625094797, 3500126396, 5250189594, 7000252792, 10500379188, 21000758376]

約数ペア:

[(1, 21000758376), (2, 10500379188), (3, 7000252792), (4, 5250189594), (6, 3500126396), (8, 2625094797), (12, 1750063198), (13, 1615442952), (17, 1235338728), (24, 875031599), (26, 807721476), (34, 617669364), (39, 538480984), (51, 411779576), (52, 403860738), (68, 308834682), (78, 269240492), (102, 205889788), (104, 201930369), (136, 154417341), (156, 134620246), (204, 102944894), (221, 95026056), (289, 72666984), (312, 67310123), (408, 51472447), (442, 47513028), (578, 36333492), (663, 31675352), (867, 24222328), (884, 23756514), (1156, 18166746), (1326, 15837676), (1734, 12111164), (1768, 11878257), (2312, 9083373), (2652, 7918838), (3468, 6055582), (3757, 5589768), (5304, 3959419), (6936, 3027791), (7514, 2794884), (11271, 1863256), (15028, 1397442), (22542, 931628), (30056, 698721), (45084, 465814), (90168, 232907)]