21480792

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 60417600

約数和(自身を除く): 38936808

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 57, 68, 76, 102, 114, 136, 152, 163, 204, 228, 289, 323, 326, 408, 456, 489, 578, 646, 652, 867, 969, 978, 1156, 1292, 1304, 1734, 1938, 1956, 2312, 2584, 2771, 3097, 3468, 3876, 3912, 5491, 5542, 6194, 6936, 7752, 8313, 9291, 10982, 11084, 12388, 16473, 16626, 18582, 21964, 22168, 24776, 32946, 33252, 37164, 43928, 47107, 52649, 65892, 66504, 74328, 94214, 105298, 131784, 141321, 157947, 188428, 210596, 282642, 315894, 376856, 421192, 565284, 631788, 895033, 1130568, 1263576, 1790066, 2685099, 3580132, 5370198, 7160264, 10740396, 21480792]

約数ペア:

[(1, 21480792), (2, 10740396), (3, 7160264), (4, 5370198), (6, 3580132), (8, 2685099), (12, 1790066), (17, 1263576), (19, 1130568), (24, 895033), (34, 631788), (38, 565284), (51, 421192), (57, 376856), (68, 315894), (76, 282642), (102, 210596), (114, 188428), (136, 157947), (152, 141321), (163, 131784), (204, 105298), (228, 94214), (289, 74328), (323, 66504), (326, 65892), (408, 52649), (456, 47107), (489, 43928), (578, 37164), (646, 33252), (652, 32946), (867, 24776), (969, 22168), (978, 21964), (1156, 18582), (1292, 16626), (1304, 16473), (1734, 12388), (1938, 11084), (1956, 10982), (2312, 9291), (2584, 8313), (2771, 7752), (3097, 6936), (3468, 6194), (3876, 5542), (3912, 5491)]