21332193

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1423}}^1$

素因数の和:1708

約数の個数: 16

約数和(自身を含む): 30074880

約数和(自身を除く): 8742687

約数列:

[1, 3, 19, 57, 263, 789, 1423, 4269, 4997, 14991, 27037, 81111, 374249, 1122747, 7110731, 21332193]

約数ペア:

[(1, 21332193), (3, 7110731), (19, 1122747), (57, 374249), (263, 81111), (789, 27037), (1423, 14991), (4269, 4997)]