2021082045

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{12107}}^1$

素因数の和:12505

約数の個数: 32

約数和(自身を含む): 3347619840

約数和(自身を除く): 1326537795

約数列:

[1, 3, 5, 15, 31, 93, 155, 359, 465, 1077, 1795, 5385, 11129, 12107, 33387, 36321, 55645, 60535, 166935, 181605, 375317, 1125951, 1876585, 4346413, 5629755, 13039239, 21732065, 65196195, 134738803, 404216409, 673694015, 2021082045]

約数ペア:

[(1, 2021082045), (3, 673694015), (5, 404216409), (15, 134738803), (31, 65196195), (93, 21732065), (155, 13039239), (359, 5629755), (465, 4346413), (1077, 1876585), (1795, 1125951), (5385, 375317), (11129, 181605), (12107, 166935), (33387, 60535), (36321, 55645)]