21054290414985

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1\times {\mathrm{1021}}^1$

素因数の和:2120

約数の個数: 192

約数和(自身を含む): 38045347441920

約数和(自身を除く): 16991057026935

約数列:

[1, 3, 5, 9, 15, 45, 59, 61, 157, 177, 183, 295, 305, 471, 531, 549, 785, 811, 885, 915, 1021, 1413, 2355, 2433, 2655, 2745, 3063, 3599, 4055, 5105, 7065, 7299, 9189, 9263, 9577, 10797, 12165, 15315, 17995, 27789, 28731, 32391, 36495, 45945, 46315, 47849, 47885, 49471, 53985, 60239, 62281, 83367, 86193, 127327, 138945, 143547, 143655, 148413, 160297, 161955, 180717, 186843, 239245, 247355, 301195, 311405, 381981, 416835, 430641, 430965, 445239, 480891, 542151, 560529, 565043, 636635, 717735, 742065, 801485, 828031, 903585, 934215, 1145943, 1442673, 1695129, 1909905, 2153205, 2226195, 2404455, 2484093, 2710755, 2802645, 2825215, 2918789, 3674579, 4140155, 5085387, 5729715, 7213365, 7452279, 7512293, 7766947, 8475645, 8756367, 9457523, 9778117, 11023737, 12420465, 14593945, 18372895, 22536879, 23300841, 25426935, 26269101, 28372569, 29334351, 33071211, 37261395, 37561465, 38834735, 43781835, 47287615, 48853829, 48890585, 50509891, 55118685, 67610637, 69902523, 85117707, 88003053, 112684395, 116504205, 130000867, 131345505, 141862845, 146561487, 146671755, 151529673, 165356055, 244269145, 252549455, 338053185, 349512615, 390002601, 425588535, 439684461, 440015265, 454589019, 458249873, 576908903, 650004335, 732807435, 757648365, 1170007803, 1374749619, 1730726709, 1950013005, 2198422305, 2272945095, 2291249365, 2884544515, 2980083569, 4124248857, 5192180127, 5850039015, 6873748095, 7670051153, 7930052887, 8653633545, 8940250707, 14900417845, 20621244285, 23010153459, 23790158661, 25960900635, 26820752121, 38350255765, 39650264435, 44701253535, 69030460377, 71370475983, 115050767295, 118950793305, 134103760605, 345152301885, 356852379915, 467873120333, 1403619360999, 2339365601665, 4210858082997, 7018096804995, 21054290414985]

約数ペア:

[(1, 21054290414985), (3, 7018096804995), (5, 4210858082997), (9, 2339365601665), (15, 1403619360999), (45, 467873120333), (59, 356852379915), (61, 345152301885), (157, 134103760605), (177, 118950793305), (183, 115050767295), (295, 71370475983), (305, 69030460377), (471, 44701253535), (531, 39650264435), (549, 38350255765), (785, 26820752121), (811, 25960900635), (885, 23790158661), (915, 23010153459), (1021, 20621244285), (1413, 14900417845), (2355, 8940250707), (2433, 8653633545), (2655, 7930052887), (2745, 7670051153), (3063, 6873748095), (3599, 5850039015), (4055, 5192180127), (5105, 4124248857), (7065, 2980083569), (7299, 2884544515), (9189, 2291249365), (9263, 2272945095), (9577, 2198422305), (10797, 1950013005), (12165, 1730726709), (15315, 1374749619), (17995, 1170007803), (27789, 757648365), (28731, 732807435), (32391, 650004335), (36495, 576908903), (45945, 458249873), (46315, 454589019), (47849, 440015265), (47885, 439684461), (49471, 425588535), (53985, 390002601), (60239, 349512615), (62281, 338053185), (83367, 252549455), (86193, 244269145), (127327, 165356055), (138945, 151529673), (143547, 146671755), (143655, 146561487), (148413, 141862845), (160297, 131345505), (161955, 130000867), (180717, 116504205), (186843, 112684395), (239245, 88003053), (247355, 85117707), (301195, 69902523), (311405, 67610637), (381981, 55118685), (416835, 50509891), (430641, 48890585), (430965, 48853829), (445239, 47287615), (480891, 43781835), (542151, 38834735), (560529, 37561465), (565043, 37261395), (636635, 33071211), (717735, 29334351), (742065, 28372569), (801485, 26269101), (828031, 25426935), (903585, 23300841), (934215, 22536879), (1145943, 18372895), (1442673, 14593945), (1695129, 12420465), (1909905, 11023737), (2153205, 9778117), (2226195, 9457523), (2404455, 8756367), (2484093, 8475645), (2710755, 7766947), (2802645, 7512293), (2825215, 7452279), (2918789, 7213365), (3674579, 5729715), (4140155, 5085387)]