21027045312

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 840

約数和(自身を含む): 80950405536

約数和(自身を除く): 59923360224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 29, 32, 36, 39, 42, 48, 52, 53, 54, 56, 58, 63, 64, 72, 78, 81, 84, 87, 91, 96, 104, 106, 108, 112, 116, 117, 126, 144, 156, 159, 162, 168, 174, 182, 189, 192, 203, 208, 212, 216, 224, 232, 234, 252, 261, 273, 288, 312, 318, 324, 336, 348, 351, 364, 371, 377, 378, 406, 416, 424, 432, 448, 464, 468, 477, 504, 522, 546, 567, 576, 609, 624, 636, 648, 672, 689, 696, 702, 728, 742, 754, 756, 783, 812, 819, 832, 841, 848, 864, 928, 936, 954, 1008, 1044, 1053, 1092, 1113, 1131, 1134, 1218, 1248, 1272, 1296, 1344, 1378, 1392, 1404, 1431, 1456, 1484, 1508, 1512, 1537, 1566, 1624, 1638, 1682, 1696, 1728, 1827, 1856, 1872, 1908, 2016, 2067, 2088, 2106, 2184, 2226, 2262, 2268, 2349, 2436, 2457, 2496, 2523, 2544, 2592, 2639, 2756, 2784, 2808, 2862, 2912, 2968, 3016, 3024, 3074, 3132, 3248, 3276, 3339, 3364, 3392, 3393, 3654, 3744, 3816, 4032, 4134, 4176, 4212, 4293, 4368, 4452, 4524, 4536, 4611, 4698, 4823, 4872, 4914, 5046, 5088, 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約数ペア:

[(1, 21027045312), (2, 10513522656), (3, 7009015104), (4, 5256761328), (6, 3504507552), (7, 3003863616), (8, 2628380664), (9, 2336338368), (12, 1752253776), (13, 1617465024), (14, 1501931808), (16, 1314190332), (18, 1168169184), (21, 1001287872), (24, 876126888), (26, 808732512), (27, 778779456), (28, 750965904), (29, 725070528), (32, 657095166), (36, 584084592), (39, 539155008), (42, 500643936), (48, 438063444), (52, 404366256), (53, 396736704), (54, 389389728), (56, 375482952), (58, 362535264), (63, 333762624), (64, 328547583), (72, 292042296), (78, 269577504), (81, 259593152), (84, 250321968), (87, 241690176), (91, 231066432), (96, 219031722), (104, 202183128), (106, 198368352), (108, 194694864), (112, 187741476), (116, 181267632), (117, 179718336), (126, 166881312), (144, 146021148), (156, 134788752), (159, 132245568), (162, 129796576), (168, 125160984), (174, 120845088), (182, 115533216), (189, 111254208), (192, 109515861), (203, 103581504), (208, 101091564), (212, 99184176), (216, 97347432), (224, 93870738), (232, 90633816), (234, 89859168), (252, 83440656), (261, 80563392), (273, 77022144), (288, 73010574), (312, 67394376), (318, 66122784), (324, 64898288), (336, 62580492), (348, 60422544), (351, 59906112), (364, 57766608), (371, 56676672), (377, 55774656), (378, 55627104), (406, 51790752), (416, 50545782), (424, 49592088), (432, 48673716), (448, 46935369), (464, 45316908), (468, 44929584), (477, 44081856), (504, 41720328), (522, 40281696), (546, 38511072), (567, 37084736), (576, 36505287), (609, 34527168), (624, 33697188), (636, 33061392), (648, 32449144), (672, 31290246), (689, 30518208), (696, 30211272), (702, 29953056), (728, 28883304), (742, 28338336), (754, 27887328), (756, 27813552), (783, 26854464), (812, 25895376), (819, 25674048), (832, 25272891), (841, 25002432), (848, 24796044), (864, 24336858), (928, 22658454), (936, 22464792), (954, 22040928), (1008, 20860164), (1044, 20140848), (1053, 19968704), (1092, 19255536), (1113, 18892224), (1131, 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(119886, 175392), (120204, 174928), (121104, 173628), (122148, 172144), (124497, 168896), (126672, 165996), (129108, 162864), (130221, 161472), (131196, 160272), (131544, 159848), (132288, 158949), (133719, 157248), (136242, 154336), (137376, 153062), (139867, 150336), (141288, 148824), (142506, 147552)]