16242891

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40709}}^1$

素因数の和:40738

約数の個数: 16

約数和(自身を含む): 26054400

約数和(自身を除く): 9811509

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 40709, 122127, 284963, 773471, 854889, 2320413, 5414297, 16242891]

約数ペア:

[(1, 16242891), (3, 5414297), (7, 2320413), (19, 854889), (21, 773471), (57, 284963), (133, 122127), (399, 40709)]