21868242

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331337}}^1$

素因数の和:331353

約数の個数: 16

約数和(自身を含む): 47712672

約数和(自身を除く): 25844430

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 331337, 662674, 994011, 1988022, 3644707, 7289414, 10934121, 21868242]

約数ペア:

[(1, 21868242), (2, 10934121), (3, 7289414), (6, 3644707), (11, 1988022), (22, 994011), (33, 662674), (66, 331337)]