21379743216

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1\times {\mathrm{613}}^1$

素因数の和:1272

約数の個数: 240

約数和(自身を含む): 66734117632

約数和(自身を除く): 45354374416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 186, 208, 234, 248, 279, 312, 372, 403, 468, 496, 558, 601, 613, 624, 744, 806, 936, 1116, 1202, 1209, 1226, 1488, 1612, 1803, 1839, 1872, 2232, 2404, 2418, 2452, 3224, 3606, 3627, 3678, 4464, 4808, 4836, 4904, 5409, 5517, 6448, 7212, 7254, 7356, 7813, 7969, 9616, 9672, 9808, 10818, 11034, 14424, 14508, 14712, 15626, 15938, 18631, 19003, 19344, 21636, 22068, 23439, 23907, 28848, 29016, 29424, 31252, 31876, 37262, 38006, 43272, 44136, 46878, 47814, 55893, 57009, 58032, 62504, 63752, 70317, 71721, 74524, 76012, 86544, 88272, 93756, 95628, 111786, 114018, 125008, 127504, 140634, 143442, 149048, 152024, 167679, 171027, 187512, 191256, 223572, 228036, 242203, 247039, 281268, 286884, 298096, 304048, 335358, 342054, 368413, 375024, 382512, 447144, 456072, 484406, 494078, 562536, 573768, 670716, 684108, 726609, 736826, 741117, 894288, 912144, 968812, 988156, 1105239, 1125072, 1147536, 1341432, 1368216, 1453218, 1473652, 1482234, 1937624, 1976312, 2179827, 2210478, 2223351, 2682864, 2736432, 2906436, 2947304, 2964468, 3315717, 3875248, 3952624, 4359654, 4420956, 4446702, 4789369, 5812872, 5894608, 5928936, 6631434, 8719308, 8841912, 8893404, 9578738, 11420803, 11625744, 11857872, 13262868, 14368107, 17438616, 17683824, 17786808, 19157476, 22841606, 26525736, 28736214, 34262409, 34877232, 35573616, 38314952, 43104321, 45683212, 53051472, 57472428, 68524818, 76629904, 86208642, 91366424, 102787227, 114944856, 137049636, 148470439, 172417284, 182732848, 205574454, 229889712, 274099272, 296940878, 344834568, 411148908, 445411317, 548198544, 593881756, 689669136, 822297816, 890822634, 1187763512, 1336233951, 1644595632, 1781645268, 2375527024, 2672467902, 3563290536, 5344935804, 7126581072, 10689871608, 21379743216]

約数ペア:

[(1, 21379743216), (2, 10689871608), (3, 7126581072), (4, 5344935804), (6, 3563290536), (8, 2672467902), (9, 2375527024), (12, 1781645268), (13, 1644595632), (16, 1336233951), (18, 1187763512), (24, 890822634), (26, 822297816), (31, 689669136), (36, 593881756), (39, 548198544), (48, 445411317), (52, 411148908), (62, 344834568), (72, 296940878), (78, 274099272), (93, 229889712), (104, 205574454), (117, 182732848), (124, 172417284), (144, 148470439), (156, 137049636), (186, 114944856), (208, 102787227), (234, 91366424), (248, 86208642), (279, 76629904), (312, 68524818), (372, 57472428), (403, 53051472), (468, 45683212), (496, 43104321), (558, 38314952), (601, 35573616), (613, 34877232), (624, 34262409), (744, 28736214), (806, 26525736), (936, 22841606), (1116, 19157476), (1202, 17786808), (1209, 17683824), (1226, 17438616), (1488, 14368107), (1612, 13262868), (1803, 11857872), (1839, 11625744), (1872, 11420803), (2232, 9578738), (2404, 8893404), (2418, 8841912), (2452, 8719308), (3224, 6631434), (3606, 5928936), (3627, 5894608), (3678, 5812872), (4464, 4789369), (4808, 4446702), (4836, 4420956), (4904, 4359654), (5409, 3952624), (5517, 3875248), (6448, 3315717), (7212, 2964468), (7254, 2947304), (7356, 2906436), (7813, 2736432), (7969, 2682864), (9616, 2223351), (9672, 2210478), (9808, 2179827), (10818, 1976312), (11034, 1937624), (14424, 1482234), (14508, 1473652), (14712, 1453218), (15626, 1368216), (15938, 1341432), (18631, 1147536), (19003, 1125072), (19344, 1105239), (21636, 988156), (22068, 968812), (23439, 912144), (23907, 894288), (28848, 741117), (29016, 736826), (29424, 726609), (31252, 684108), (31876, 670716), (37262, 573768), (38006, 562536), (43272, 494078), (44136, 484406), (46878, 456072), (47814, 447144), (55893, 382512), (57009, 375024), (58032, 368413), (62504, 342054), (63752, 335358), (70317, 304048), (71721, 298096), (74524, 286884), (76012, 281268), (86544, 247039), (88272, 242203), (93756, 228036), (95628, 223572), (111786, 191256), (114018, 187512), (125008, 171027), (127504, 167679), (140634, 152024), (143442, 149048)]