21007431648

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{385939}}^1$

素因数の和:385971

約数の個数: 144

約数和(自身を含む): 70803008640

約数和(自身を除く): 49795576992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 243, 252, 288, 324, 336, 378, 432, 486, 504, 567, 648, 672, 756, 864, 972, 1008, 1134, 1296, 1512, 1701, 1944, 2016, 2268, 2592, 3024, 3402, 3888, 4536, 6048, 6804, 7776, 9072, 13608, 18144, 27216, 54432, 385939, 771878, 1157817, 1543756, 2315634, 2701573, 3087512, 3473451, 4631268, 5403146, 6175024, 6946902, 8104719, 9262536, 10420353, 10806292, 12350048, 13893804, 16209438, 18525072, 20840706, 21612584, 24314157, 27787608, 31261059, 32418876, 37050144, 41681412, 43225168, 48628314, 55575216, 62522118, 64837752, 72942471, 83362824, 86450336, 93783177, 97256628, 111150432, 125044236, 129675504, 145884942, 166725648, 187566354, 194513256, 218827413, 250088472, 259351008, 291769884, 333451296, 375132708, 389026512, 437654826, 500176944, 583539768, 656482239, 750265416, 778053024, 875309652, 1000353888, 1167079536, 1312964478, 1500530832, 1750619304, 2334159072, 2625928956, 3001061664, 3501238608, 5251857912, 7002477216, 10503715824, 21007431648]

約数ペア:

[(1, 21007431648), (2, 10503715824), (3, 7002477216), (4, 5251857912), (6, 3501238608), (7, 3001061664), (8, 2625928956), (9, 2334159072), (12, 1750619304), (14, 1500530832), (16, 1312964478), (18, 1167079536), (21, 1000353888), (24, 875309652), (27, 778053024), (28, 750265416), (32, 656482239), (36, 583539768), (42, 500176944), (48, 437654826), (54, 389026512), (56, 375132708), (63, 333451296), (72, 291769884), (81, 259351008), (84, 250088472), (96, 218827413), (108, 194513256), (112, 187566354), (126, 166725648), (144, 145884942), (162, 129675504), (168, 125044236), (189, 111150432), (216, 97256628), (224, 93783177), (243, 86450336), (252, 83362824), (288, 72942471), (324, 64837752), (336, 62522118), (378, 55575216), (432, 48628314), (486, 43225168), (504, 41681412), (567, 37050144), (648, 32418876), (672, 31261059), (756, 27787608), (864, 24314157), (972, 21612584), (1008, 20840706), (1134, 18525072), (1296, 16209438), (1512, 13893804), (1701, 12350048), (1944, 10806292), (2016, 10420353), (2268, 9262536), (2592, 8104719), (3024, 6946902), (3402, 6175024), (3888, 5403146), (4536, 4631268), (6048, 3473451), (6804, 3087512), (7776, 2701573), (9072, 2315634), (13608, 1543756), (18144, 1157817), (27216, 771878), (54432, 385939)]