21500798433

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{13723}}^1$

素因数の和:14765

約数の個数: 32

約数和(自身を含む): 31367135232

約数和(自身を除く): 9866336799

約数列:

[1, 3, 17, 31, 51, 93, 527, 991, 1581, 2973, 13723, 16847, 30721, 41169, 50541, 92163, 233291, 425413, 522257, 699873, 1276239, 1566771, 7232021, 13599493, 21696063, 40798479, 231191381, 421584283, 693574143, 1264752849, 7166932811, 21500798433]

約数ペア:

[(1, 21500798433), (3, 7166932811), (17, 1264752849), (31, 693574143), (51, 421584283), (93, 231191381), (527, 40798479), (991, 21696063), (1581, 13599493), (2973, 7232021), (13723, 1566771), (16847, 1276239), (30721, 699873), (41169, 522257), (50541, 425413), (92163, 233291)]