21789186145

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1\times {\mathrm{883}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 26808792192

約数和(自身を除く): 5019606047

約数列:

[1, 5, 83, 97, 415, 485, 613, 883, 3065, 4415, 8051, 40255, 50879, 59461, 73289, 85651, 254395, 297305, 366445, 428255, 541279, 2706395, 4935263, 7109033, 24676315, 35545165, 44926157, 52504063, 224630785, 262520315, 4357837229, 21789186145]

約数ペア:

[(1, 21789186145), (5, 4357837229), (83, 262520315), (97, 224630785), (415, 52504063), (485, 44926157), (613, 35545165), (883, 24676315), (3065, 7109033), (4415, 4935263), (8051, 2706395), (40255, 541279), (50879, 428255), (59461, 366445), (73289, 297305), (85651, 254395)]