21663887232

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139991}}^1$

素因数の和:140052

約数の個数: 128

約数和(自身を含む): 63970744320

約数和(自身を除く): 42306857088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 312, 372, 384, 403, 416, 496, 624, 744, 806, 832, 992, 1209, 1248, 1488, 1612, 1664, 1984, 2418, 2496, 2976, 3224, 3968, 4836, 4992, 5952, 6448, 9672, 11904, 12896, 19344, 25792, 38688, 51584, 77376, 139991, 154752, 279982, 419973, 559964, 839946, 1119928, 1679892, 1819883, 2239856, 3359784, 3639766, 4339721, 4479712, 5459649, 6719568, 7279532, 8679442, 8959424, 10919298, 13019163, 13439136, 14559064, 17358884, 17918848, 21838596, 26038326, 26878272, 29118128, 34717768, 43677192, 52076652, 53756544, 56416373, 58236256, 69435536, 87354384, 104153304, 112832746, 116472512, 138871072, 169249119, 174708768, 208306608, 225665492, 232945024, 277742144, 338498238, 349417536, 416613216, 451330984, 555484288, 676996476, 698835072, 833226432, 902661968, 1353992952, 1666452864, 1805323936, 2707985904, 3610647872, 5415971808, 7221295744, 10831943616, 21663887232]

約数ペア:

[(1, 21663887232), (2, 10831943616), (3, 7221295744), (4, 5415971808), (6, 3610647872), (8, 2707985904), (12, 1805323936), (13, 1666452864), (16, 1353992952), (24, 902661968), (26, 833226432), (31, 698835072), (32, 676996476), (39, 555484288), (48, 451330984), (52, 416613216), (62, 349417536), (64, 338498238), (78, 277742144), (93, 232945024), (96, 225665492), (104, 208306608), (124, 174708768), (128, 169249119), (156, 138871072), (186, 116472512), (192, 112832746), (208, 104153304), (248, 87354384), (312, 69435536), (372, 58236256), (384, 56416373), (403, 53756544), (416, 52076652), (496, 43677192), (624, 34717768), (744, 29118128), (806, 26878272), (832, 26038326), (992, 21838596), (1209, 17918848), (1248, 17358884), (1488, 14559064), (1612, 13439136), (1664, 13019163), (1984, 10919298), (2418, 8959424), (2496, 8679442), (2976, 7279532), (3224, 6719568), (3968, 5459649), (4836, 4479712), (4992, 4339721), (5952, 3639766), (6448, 3359784), (9672, 2239856), (11904, 1819883), (12896, 1679892), (19344, 1119928), (25792, 839946), (38688, 559964), (51584, 419973), (77376, 279982), (139991, 154752)]