21167459824

素因数分解:

$2^4\times 7^2\times {\mathrm{127}}^1\times {\mathrm{212593}}^1$

素因数の和:212742

約数の個数: 60

約数和(自身を含む): 48083660544

約数和(自身を除く): 26916200720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 127, 196, 254, 392, 508, 784, 889, 1016, 1778, 2032, 3556, 6223, 7112, 12446, 14224, 24892, 49784, 99568, 212593, 425186, 850372, 1488151, 1700744, 2976302, 3401488, 5952604, 10417057, 11905208, 20834114, 23810416, 26999311, 41668228, 53998622, 83336456, 107997244, 166672912, 188995177, 215994488, 377990354, 431988976, 755980708, 1322966239, 1511961416, 2645932478, 3023922832, 5291864956, 10583729912, 21167459824]

約数ペア:

[(1, 21167459824), (2, 10583729912), (4, 5291864956), (7, 3023922832), (8, 2645932478), (14, 1511961416), (16, 1322966239), (28, 755980708), (49, 431988976), (56, 377990354), (98, 215994488), (112, 188995177), (127, 166672912), (196, 107997244), (254, 83336456), (392, 53998622), (508, 41668228), (784, 26999311), (889, 23810416), (1016, 20834114), (1778, 11905208), (2032, 10417057), (3556, 5952604), (6223, 3401488), (7112, 2976302), (12446, 1700744), (14224, 1488151), (24892, 850372), (49784, 425186), (99568, 212593)]