21420707904

素因数分解:

$2^6\times 3^4\times {\mathrm{109}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:527

約数の個数: 280

約数和(自身を含む): 64747932480

約数和(自身を除く): 43327224576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 109, 144, 162, 167, 192, 216, 218, 227, 288, 324, 327, 334, 432, 436, 454, 501, 576, 648, 654, 668, 681, 864, 872, 908, 981, 1002, 1296, 1308, 1336, 1362, 1503, 1728, 1744, 1816, 1962, 2004, 2043, 2592, 2616, 2672, 2724, 2943, 3006, 3488, 3632, 3924, 4008, 4086, 4509, 5184, 5232, 5344, 5448, 5886, 6012, 6129, 6976, 7264, 7848, 8016, 8172, 8829, 9018, 10464, 10688, 10896, 11772, 12024, 12258, 13527, 14528, 15696, 16032, 16344, 17658, 18036, 18203, 18387, 20928, 21792, 23544, 24048, 24516, 24743, 27054, 31392, 32064, 32688, 35316, 36072, 36406, 36774, 37909, 43584, 47088, 48096, 49032, 49486, 54108, 54609, 62784, 65376, 70632, 72144, 72812, 73548, 74229, 75818, 94176, 96192, 98064, 98972, 108216, 109218, 113727, 130752, 141264, 144288, 145624, 147096, 148458, 151636, 163827, 188352, 196128, 197944, 216432, 218436, 222687, 227454, 282528, 288576, 291248, 294192, 296916, 303272, 327654, 341181, 392256, 395888, 432864, 436872, 445374, 454908, 491481, 565056, 582496, 588384, 593832, 606544, 655308, 668061, 682362, 791776, 865728, 873744, 890748, 909816, 982962, 1023543, 1164992, 1176768, 1187664, 1213088, 1310616, 1336122, 1364724, 1474443, 1583552, 1747488, 1781496, 1819632, 1965924, 2004183, 2047086, 2375328, 2426176, 2621232, 2672244, 2729448, 2948886, 3070629, 3494976, 3562992, 3639264, 3931848, 4008366, 4094172, 4132081, 4750656, 5242464, 5344488, 5458896, 5897772, 6141258, 7125984, 7278528, 7863696, 8016732, 8188344, 8264162, 10484928, 10688976, 10917792, 11795544, 12282516, 12396243, 14251968, 15727392, 16033464, 16376688, 16528324, 21377952, 21835584, 23591088, 24565032, 24792486, 31454784, 32066928, 32753376, 33056648, 37188729, 42755904, 47182176, 49130064, 49584972, 64133856, 65506752, 66113296, 74377458, 94364352, 98260128, 99169944, 111566187, 128267712, 132226592, 148754916, 196520256, 198339888, 223132374, 264453184, 297509832, 334698561, 396679776, 446264748, 595019664, 669397122, 793359552, 892529496, 1190039328, 1338794244, 1785058992, 2380078656, 2677588488, 3570117984, 5355176976, 7140235968, 10710353952, 21420707904]

約数ペア:

[(1, 21420707904), (2, 10710353952), (3, 7140235968), (4, 5355176976), (6, 3570117984), (8, 2677588488), (9, 2380078656), (12, 1785058992), (16, 1338794244), (18, 1190039328), (24, 892529496), (27, 793359552), (32, 669397122), (36, 595019664), (48, 446264748), (54, 396679776), (64, 334698561), (72, 297509832), (81, 264453184), (96, 223132374), (108, 198339888), (109, 196520256), (144, 148754916), (162, 132226592), (167, 128267712), (192, 111566187), (216, 99169944), (218, 98260128), (227, 94364352), (288, 74377458), (324, 66113296), (327, 65506752), (334, 64133856), (432, 49584972), (436, 49130064), (454, 47182176), (501, 42755904), (576, 37188729), (648, 33056648), (654, 32753376), (668, 32066928), (681, 31454784), (864, 24792486), (872, 24565032), (908, 23591088), (981, 21835584), (1002, 21377952), (1296, 16528324), (1308, 16376688), (1336, 16033464), (1362, 15727392), (1503, 14251968), (1728, 12396243), (1744, 12282516), (1816, 11795544), (1962, 10917792), (2004, 10688976), (2043, 10484928), (2592, 8264162), (2616, 8188344), (2672, 8016732), (2724, 7863696), (2943, 7278528), (3006, 7125984), (3488, 6141258), (3632, 5897772), (3924, 5458896), (4008, 5344488), (4086, 5242464), (4509, 4750656), (5184, 4132081), (5232, 4094172), (5344, 4008366), (5448, 3931848), (5886, 3639264), (6012, 3562992), (6129, 3494976), (6976, 3070629), (7264, 2948886), (7848, 2729448), (8016, 2672244), (8172, 2621232), (8829, 2426176), (9018, 2375328), (10464, 2047086), (10688, 2004183), (10896, 1965924), (11772, 1819632), (12024, 1781496), (12258, 1747488), (13527, 1583552), (14528, 1474443), (15696, 1364724), (16032, 1336122), (16344, 1310616), (17658, 1213088), (18036, 1187664), (18203, 1176768), (18387, 1164992), (20928, 1023543), (21792, 982962), (23544, 909816), (24048, 890748), (24516, 873744), (24743, 865728), (27054, 791776), (31392, 682362), (32064, 668061), (32688, 655308), (35316, 606544), (36072, 593832), (36406, 588384), (36774, 582496), (37909, 565056), (43584, 491481), (47088, 454908), (48096, 445374), (49032, 436872), (49486, 432864), (54108, 395888), (54609, 392256), (62784, 341181), (65376, 327654), (70632, 303272), (72144, 296916), (72812, 294192), (73548, 291248), (74229, 288576), (75818, 282528), (94176, 227454), (96192, 222687), (98064, 218436), (98972, 216432), (108216, 197944), (109218, 196128), (113727, 188352), (130752, 163827), (141264, 151636), (144288, 148458), (145624, 147096)]