21281005512

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{3109}}^1$

素因数の和:3308

約数の個数: 192

約数和(自身を含む): 63575366400

約数和(自身を除く): 42294360888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 71, 72, 78, 103, 104, 117, 142, 156, 206, 213, 234, 284, 309, 312, 412, 426, 468, 568, 618, 639, 824, 852, 923, 927, 936, 1236, 1278, 1339, 1704, 1846, 1854, 2472, 2556, 2678, 2769, 3109, 3692, 3708, 4017, 5112, 5356, 5538, 6218, 7313, 7384, 7416, 8034, 8307, 9327, 10712, 11076, 12051, 12436, 14626, 16068, 16614, 18654, 21939, 22152, 24102, 24872, 27981, 29252, 32136, 33228, 37308, 40417, 43878, 48204, 55962, 58504, 65817, 66456, 74616, 80834, 87756, 95069, 96408, 111924, 121251, 131634, 161668, 175512, 190138, 220739, 223848, 242502, 263268, 285207, 320227, 323336, 363753, 380276, 441478, 485004, 526536, 570414, 640454, 662217, 727506, 760552, 855621, 882956, 960681, 970008, 1140828, 1280908, 1324434, 1455012, 1711242, 1765912, 1921362, 1986651, 2281656, 2561816, 2648868, 2869607, 2882043, 2910024, 3422484, 3842724, 3973302, 4162951, 5297736, 5739214, 5764086, 6844968, 7685448, 7946604, 8325902, 8608821, 11478428, 11528172, 12488853, 15893208, 16651804, 17217642, 22736117, 22956856, 23056344, 24977706, 25826463, 33303608, 34435284, 37466559, 45472234, 49955412, 51652926, 68208351, 68870568, 74933118, 90944468, 99910824, 103305852, 136416702, 149866236, 181888936, 204625053, 206611704, 272833404, 295569521, 299732472, 409250106, 545666808, 591139042, 818500212, 886708563, 1182278084, 1637000424, 1773417126, 2364556168, 2660125689, 3546834252, 5320251378, 7093668504, 10640502756, 21281005512]

約数ペア:

[(1, 21281005512), (2, 10640502756), (3, 7093668504), (4, 5320251378), (6, 3546834252), (8, 2660125689), (9, 2364556168), (12, 1773417126), (13, 1637000424), (18, 1182278084), (24, 886708563), (26, 818500212), (36, 591139042), (39, 545666808), (52, 409250106), (71, 299732472), (72, 295569521), (78, 272833404), (103, 206611704), (104, 204625053), (117, 181888936), (142, 149866236), (156, 136416702), (206, 103305852), (213, 99910824), (234, 90944468), (284, 74933118), (309, 68870568), (312, 68208351), (412, 51652926), (426, 49955412), (468, 45472234), (568, 37466559), (618, 34435284), (639, 33303608), (824, 25826463), (852, 24977706), (923, 23056344), (927, 22956856), (936, 22736117), (1236, 17217642), (1278, 16651804), (1339, 15893208), (1704, 12488853), (1846, 11528172), (1854, 11478428), (2472, 8608821), (2556, 8325902), (2678, 7946604), (2769, 7685448), (3109, 6844968), (3692, 5764086), (3708, 5739214), (4017, 5297736), (5112, 4162951), (5356, 3973302), (5538, 3842724), (6218, 3422484), (7313, 2910024), (7384, 2882043), (7416, 2869607), (8034, 2648868), (8307, 2561816), (9327, 2281656), (10712, 1986651), (11076, 1921362), (12051, 1765912), (12436, 1711242), (14626, 1455012), (16068, 1324434), (16614, 1280908), (18654, 1140828), (21939, 970008), (22152, 960681), (24102, 882956), (24872, 855621), (27981, 760552), (29252, 727506), (32136, 662217), (33228, 640454), (37308, 570414), (40417, 526536), (43878, 485004), (48204, 441478), (55962, 380276), (58504, 363753), (65817, 323336), (66456, 320227), (74616, 285207), (80834, 263268), (87756, 242502), (95069, 223848), (96408, 220739), (111924, 190138), (121251, 175512), (131634, 161668)]