21239634

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{859}}^1$

素因数の和:1194

約数の個数: 32

約数和(自身を含む): 45944640

約数和(自身を除く): 24705006

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 317, 634, 859, 951, 1718, 1902, 2577, 4121, 5154, 8242, 11167, 12363, 22334, 24726, 33501, 67002, 272303, 544606, 816909, 1633818, 3539939, 7079878, 10619817, 21239634]

約数ペア:

[(1, 21239634), (2, 10619817), (3, 7079878), (6, 3539939), (13, 1633818), (26, 816909), (39, 544606), (78, 272303), (317, 67002), (634, 33501), (859, 24726), (951, 22334), (1718, 12363), (1902, 11167), (2577, 8242), (4121, 5154)]