21000768264

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{25579}}^1$

素因数の和:25785

約数の個数: 160

約数和(自身を含む): 67598731200

約数和(自身を除く): 46597962936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 181, 189, 216, 252, 324, 362, 378, 504, 543, 567, 648, 724, 756, 1086, 1134, 1267, 1448, 1512, 1629, 2172, 2268, 2534, 3258, 3801, 4344, 4536, 4887, 5068, 6516, 7602, 9774, 10136, 11403, 13032, 14661, 15204, 19548, 22806, 25579, 29322, 30408, 34209, 39096, 45612, 51158, 58644, 68418, 76737, 91224, 102316, 102627, 117288, 136836, 153474, 179053, 204632, 205254, 230211, 273672, 306948, 358106, 410508, 460422, 537159, 613896, 690633, 716212, 821016, 920844, 1074318, 1381266, 1432424, 1611477, 1841688, 2071899, 2148636, 2762532, 3222954, 4143798, 4297272, 4629799, 4834431, 5525064, 6445908, 8287596, 9259598, 9668862, 12891816, 13889397, 14503293, 16575192, 18519196, 19337724, 27778794, 29006586, 32408593, 37038392, 38675448, 41668191, 55557588, 58013172, 64817186, 83336382, 97225779, 111115176, 116026344, 125004573, 129634372, 166672764, 194451558, 250009146, 259268744, 291677337, 333345528, 375013719, 388903116, 500018292, 583354674, 750027438, 777806232, 875032011, 1000036584, 1166709348, 1500054876, 1750064022, 2333418696, 2625096033, 3000109752, 3500128044, 5250192066, 7000256088, 10500384132, 21000768264]

約数ペア:

[(1, 21000768264), (2, 10500384132), (3, 7000256088), (4, 5250192066), (6, 3500128044), (7, 3000109752), (8, 2625096033), (9, 2333418696), (12, 1750064022), (14, 1500054876), (18, 1166709348), (21, 1000036584), (24, 875032011), (27, 777806232), (28, 750027438), (36, 583354674), (42, 500018292), (54, 388903116), (56, 375013719), (63, 333345528), (72, 291677337), (81, 259268744), (84, 250009146), (108, 194451558), (126, 166672764), (162, 129634372), (168, 125004573), (181, 116026344), (189, 111115176), (216, 97225779), (252, 83336382), (324, 64817186), (362, 58013172), (378, 55557588), (504, 41668191), (543, 38675448), (567, 37038392), (648, 32408593), (724, 29006586), (756, 27778794), (1086, 19337724), (1134, 18519196), (1267, 16575192), (1448, 14503293), (1512, 13889397), (1629, 12891816), (2172, 9668862), (2268, 9259598), (2534, 8287596), (3258, 6445908), (3801, 5525064), (4344, 4834431), (4536, 4629799), (4887, 4297272), (5068, 4143798), (6516, 3222954), (7602, 2762532), (9774, 2148636), (10136, 2071899), (11403, 1841688), (13032, 1611477), (14661, 1432424), (15204, 1381266), (19548, 1074318), (22806, 920844), (25579, 821016), (29322, 716212), (30408, 690633), (34209, 613896), (39096, 537159), (45612, 460422), (51158, 410508), (58644, 358106), (68418, 306948), (76737, 273672), (91224, 230211), (102316, 205254), (102627, 204632), (117288, 179053), (136836, 153474)]