21177216

素因数分解:

$2^7\times 3^2\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 63011520

約数和(自身を除く): 41834304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 279, 288, 372, 384, 496, 558, 576, 593, 744, 992, 1116, 1152, 1186, 1488, 1779, 1984, 2232, 2372, 2976, 3558, 3968, 4464, 4744, 5337, 5952, 7116, 8928, 9488, 10674, 11904, 14232, 17856, 18383, 18976, 21348, 28464, 35712, 36766, 37952, 42696, 55149, 56928, 73532, 75904, 85392, 110298, 113856, 147064, 165447, 170784, 220596, 227712, 294128, 330894, 341568, 441192, 588256, 661788, 683136, 882384, 1176512, 1323576, 1764768, 2353024, 2647152, 3529536, 5294304, 7059072, 10588608, 21177216]

約数ペア:

[(1, 21177216), (2, 10588608), (3, 7059072), (4, 5294304), (6, 3529536), (8, 2647152), (9, 2353024), (12, 1764768), (16, 1323576), (18, 1176512), (24, 882384), (31, 683136), (32, 661788), (36, 588256), (48, 441192), (62, 341568), (64, 330894), (72, 294128), (93, 227712), (96, 220596), (124, 170784), (128, 165447), (144, 147064), (186, 113856), (192, 110298), (248, 85392), (279, 75904), (288, 73532), (372, 56928), (384, 55149), (496, 42696), (558, 37952), (576, 36766), (593, 35712), (744, 28464), (992, 21348), (1116, 18976), (1152, 18383), (1186, 17856), (1488, 14232), (1779, 11904), (1984, 10674), (2232, 9488), (2372, 8928), (2976, 7116), (3558, 5952), (3968, 5337), (4464, 4744)]