21000882816

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{20233}}^1$

素因数の和:20323

約数の個数: 192

約数和(自身を含む): 65197590120

約数和(自身を除く): 44196707304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 53, 64, 68, 72, 96, 102, 106, 128, 136, 144, 153, 159, 192, 204, 212, 272, 288, 306, 318, 384, 408, 424, 477, 544, 576, 612, 636, 816, 848, 901, 954, 1088, 1152, 1224, 1272, 1632, 1696, 1802, 1908, 2176, 2448, 2544, 2703, 3264, 3392, 3604, 3816, 4896, 5088, 5406, 6528, 6784, 7208, 7632, 8109, 9792, 10176, 10812, 14416, 15264, 16218, 19584, 20233, 20352, 21624, 28832, 30528, 32436, 40466, 43248, 57664, 60699, 61056, 64872, 80932, 86496, 115328, 121398, 129744, 161864, 172992, 182097, 242796, 259488, 323728, 343961, 345984, 364194, 485592, 518976, 647456, 687922, 728388, 971184, 1031883, 1037952, 1072349, 1294912, 1375844, 1456776, 1942368, 2063766, 2144698, 2589824, 2751688, 2913552, 3095649, 3217047, 3884736, 4127532, 4289396, 5503376, 5827104, 6191298, 6434094, 7769472, 8255064, 8578792, 9651141, 11006752, 11654208, 12382596, 12868188, 16510128, 17157584, 18229933, 19302282, 22013504, 23308416, 24765192, 25736376, 33020256, 34315168, 36459866, 38604564, 44027008, 49530384, 51472752, 54689799, 66040512, 68630336, 72919732, 77209128, 99060768, 102945504, 109379598, 132081024, 137260672, 145839464, 154418256, 164069397, 198121536, 205891008, 218759196, 291678928, 308836512, 328138794, 396243072, 411782016, 437518392, 583357856, 617673024, 656277588, 875036784, 1166715712, 1235346048, 1312555176, 1750073568, 2333431424, 2625110352, 3500147136, 5250220704, 7000294272, 10500441408, 21000882816]

約数ペア:

[(1, 21000882816), (2, 10500441408), (3, 7000294272), (4, 5250220704), (6, 3500147136), (8, 2625110352), (9, 2333431424), (12, 1750073568), (16, 1312555176), (17, 1235346048), (18, 1166715712), (24, 875036784), (32, 656277588), (34, 617673024), (36, 583357856), (48, 437518392), (51, 411782016), (53, 396243072), (64, 328138794), (68, 308836512), (72, 291678928), (96, 218759196), (102, 205891008), (106, 198121536), (128, 164069397), (136, 154418256), (144, 145839464), (153, 137260672), (159, 132081024), (192, 109379598), (204, 102945504), (212, 99060768), (272, 77209128), (288, 72919732), (306, 68630336), (318, 66040512), (384, 54689799), (408, 51472752), (424, 49530384), (477, 44027008), (544, 38604564), (576, 36459866), (612, 34315168), (636, 33020256), (816, 25736376), (848, 24765192), (901, 23308416), (954, 22013504), (1088, 19302282), (1152, 18229933), (1224, 17157584), (1272, 16510128), (1632, 12868188), (1696, 12382596), (1802, 11654208), (1908, 11006752), (2176, 9651141), (2448, 8578792), (2544, 8255064), (2703, 7769472), (3264, 6434094), (3392, 6191298), (3604, 5827104), (3816, 5503376), (4896, 4289396), (5088, 4127532), (5406, 3884736), (6528, 3217047), (6784, 3095649), (7208, 2913552), (7632, 2751688), (8109, 2589824), (9792, 2144698), (10176, 2063766), (10812, 1942368), (14416, 1456776), (15264, 1375844), (16218, 1294912), (19584, 1072349), (20233, 1037952), (20352, 1031883), (21624, 971184), (28832, 728388), (30528, 687922), (32436, 647456), (40466, 518976), (43248, 485592), (57664, 364194), (60699, 345984), (61056, 343961), (64872, 323728), (80932, 259488), (86496, 242796), (115328, 182097), (121398, 172992), (129744, 161864)]