21873888

素因数分解:

$2^5\times 3^5\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 67420080

約数和(自身を除く): 45546192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 97, 108, 116, 144, 162, 174, 194, 216, 232, 243, 261, 288, 291, 324, 348, 388, 432, 464, 486, 522, 582, 648, 696, 776, 783, 864, 873, 928, 972, 1044, 1164, 1296, 1392, 1552, 1566, 1746, 1944, 2088, 2328, 2349, 2592, 2619, 2784, 2813, 3104, 3132, 3492, 3888, 4176, 4656, 4698, 5238, 5626, 6264, 6984, 7047, 7776, 7857, 8352, 8439, 9312, 9396, 10476, 11252, 12528, 13968, 14094, 15714, 16878, 18792, 20952, 22504, 23571, 25056, 25317, 27936, 28188, 31428, 33756, 37584, 41904, 45008, 47142, 50634, 56376, 62856, 67512, 75168, 75951, 83808, 90016, 94284, 101268, 112752, 125712, 135024, 151902, 188568, 202536, 225504, 227853, 251424, 270048, 303804, 377136, 405072, 455706, 607608, 683559, 754272, 810144, 911412, 1215216, 1367118, 1822824, 2430432, 2734236, 3645648, 5468472, 7291296, 10936944, 21873888]

約数ペア:

[(1, 21873888), (2, 10936944), (3, 7291296), (4, 5468472), (6, 3645648), (8, 2734236), (9, 2430432), (12, 1822824), (16, 1367118), (18, 1215216), (24, 911412), (27, 810144), (29, 754272), (32, 683559), (36, 607608), (48, 455706), (54, 405072), (58, 377136), (72, 303804), (81, 270048), (87, 251424), (96, 227853), (97, 225504), (108, 202536), (116, 188568), (144, 151902), (162, 135024), (174, 125712), (194, 112752), (216, 101268), (232, 94284), (243, 90016), (261, 83808), (288, 75951), (291, 75168), (324, 67512), (348, 62856), (388, 56376), (432, 50634), (464, 47142), (486, 45008), (522, 41904), (582, 37584), (648, 33756), (696, 31428), (776, 28188), (783, 27936), (864, 25317), (873, 25056), (928, 23571), (972, 22504), (1044, 20952), (1164, 18792), (1296, 16878), (1392, 15714), (1552, 14094), (1566, 13968), (1746, 12528), (1944, 11252), (2088, 10476), (2328, 9396), (2349, 9312), (2592, 8439), (2619, 8352), (2784, 7857), (2813, 7776), (3104, 7047), (3132, 6984), (3492, 6264), (3888, 5626), (4176, 5238), (4656, 4698)]