21365990016

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{677}}^1$

素因数の和:959

約数の個数: 256

約数和(自身を含む): 66389760000

約数和(自身を除く): 45023769984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 59, 64, 84, 96, 112, 118, 128, 168, 177, 192, 199, 224, 236, 336, 354, 384, 398, 413, 448, 472, 597, 672, 677, 708, 796, 826, 896, 944, 1194, 1239, 1344, 1354, 1393, 1416, 1592, 1652, 1888, 2031, 2388, 2478, 2688, 2708, 2786, 2832, 3184, 3304, 3776, 4062, 4179, 4739, 4776, 4956, 5416, 5572, 5664, 6368, 6608, 7552, 8124, 8358, 9478, 9552, 9912, 10832, 11144, 11328, 11741, 12736, 13216, 14217, 16248, 16716, 18956, 19104, 19824, 21664, 22288, 22656, 23482, 25472, 26432, 28434, 32496, 33432, 35223, 37912, 38208, 39648, 39943, 43328, 44576, 46964, 52864, 56868, 64992, 66864, 70446, 75824, 76416, 79296, 79886, 82187, 86656, 89152, 93928, 113736, 119829, 129984, 133728, 134723, 140892, 151648, 158592, 159772, 164374, 178304, 187856, 227472, 239658, 246561, 259968, 267456, 269446, 279601, 281784, 303296, 319544, 328748, 375712, 404169, 454944, 479316, 493122, 534912, 538892, 559202, 563568, 606592, 639088, 657496, 751424, 808338, 838803, 909888, 943061, 958632, 986244, 1077784, 1118404, 1127136, 1278176, 1314992, 1502848, 1616676, 1677606, 1819776, 1886122, 1917264, 1972488, 2155568, 2236808, 2254272, 2556352, 2629984, 2829183, 3233352, 3355212, 3772244, 3834528, 3944976, 4311136, 4473616, 4508544, 5112704, 5259968, 5658366, 6466704, 6710424, 7544488, 7669056, 7889952, 7948657, 8622272, 8947232, 10519936, 11316732, 12933408, 13420848, 15088976, 15338112, 15779904, 15897314, 17244544, 17894464, 22633464, 23845971, 25866816, 26841696, 30177952, 31559808, 31794628, 35788928, 45266928, 47691942, 51733632, 53683392, 55640599, 60355904, 63589256, 90533856, 95383884, 107366784, 111281198, 120711808, 127178512, 166921797, 181067712, 190767768, 222562396, 254357024, 333843594, 362135424, 381535536, 445124792, 508714048, 667687188, 763071072, 890249584, 1017428096, 1335374376, 1526142144, 1780499168, 2670748752, 3052284288, 3560998336, 5341497504, 7121996672, 10682995008, 21365990016]

約数ペア:

[(1, 21365990016), (2, 10682995008), (3, 7121996672), (4, 5341497504), (6, 3560998336), (7, 3052284288), (8, 2670748752), (12, 1780499168), (14, 1526142144), (16, 1335374376), (21, 1017428096), (24, 890249584), (28, 763071072), (32, 667687188), (42, 508714048), (48, 445124792), (56, 381535536), (59, 362135424), (64, 333843594), (84, 254357024), (96, 222562396), (112, 190767768), (118, 181067712), (128, 166921797), (168, 127178512), (177, 120711808), (192, 111281198), (199, 107366784), (224, 95383884), (236, 90533856), (336, 63589256), (354, 60355904), (384, 55640599), (398, 53683392), (413, 51733632), (448, 47691942), (472, 45266928), (597, 35788928), (672, 31794628), (677, 31559808), (708, 30177952), (796, 26841696), (826, 25866816), (896, 23845971), (944, 22633464), (1194, 17894464), (1239, 17244544), (1344, 15897314), (1354, 15779904), (1393, 15338112), (1416, 15088976), (1592, 13420848), (1652, 12933408), (1888, 11316732), (2031, 10519936), (2388, 8947232), (2478, 8622272), (2688, 7948657), (2708, 7889952), (2786, 7669056), (2832, 7544488), (3184, 6710424), (3304, 6466704), (3776, 5658366), (4062, 5259968), (4179, 5112704), (4739, 4508544), (4776, 4473616), (4956, 4311136), (5416, 3944976), (5572, 3834528), (5664, 3772244), (6368, 3355212), (6608, 3233352), (7552, 2829183), (8124, 2629984), (8358, 2556352), (9478, 2254272), (9552, 2236808), (9912, 2155568), (10832, 1972488), (11144, 1917264), (11328, 1886122), (11741, 1819776), (12736, 1677606), (13216, 1616676), (14217, 1502848), (16248, 1314992), (16716, 1278176), (18956, 1127136), (19104, 1118404), (19824, 1077784), (21664, 986244), (22288, 958632), (22656, 943061), (23482, 909888), (25472, 838803), (26432, 808338), (28434, 751424), (32496, 657496), (33432, 639088), (35223, 606592), (37912, 563568), (38208, 559202), (39648, 538892), (39943, 534912), (43328, 493122), (44576, 479316), (46964, 454944), (52864, 404169), (56868, 375712), (64992, 328748), (66864, 319544), (70446, 303296), (75824, 281784), (76416, 279601), (79296, 269446), (79886, 267456), (82187, 259968), (86656, 246561), (89152, 239658), (93928, 227472), (113736, 187856), (119829, 178304), (129984, 164374), (133728, 159772), (134723, 158592), (140892, 151648)]