21014883

素因数分解:

$3^8\times {\mathrm{3203}}^1$

素因数の和:3227

約数の個数: 18

約数和(自身を含む): 31530564

約数和(自身を除く): 10515681

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 3203, 6561, 9609, 28827, 86481, 259443, 778329, 2334987, 7004961, 21014883]

約数ペア:

[(1, 21014883), (3, 7004961), (9, 2334987), (27, 778329), (81, 259443), (243, 86481), (729, 28827), (2187, 9609), (3203, 6561)]