20211039

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2729

約数の個数: 24

約数和(自身を含む): 31263232

約数和(自身を除く): 11052193

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 2683, 7533, 8049, 24147, 72441, 83173, 217323, 249519, 651969, 748557, 2245671, 6737013, 20211039]

約数ペア:

[(1, 20211039), (3, 6737013), (9, 2245671), (27, 748557), (31, 651969), (81, 249519), (93, 217323), (243, 83173), (279, 72441), (837, 24147), (2511, 8049), (2683, 7533)]