21662438

素因数分解:

$2^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1871}}^1$

素因数の和:2707

約数の個数: 16

約数和(自身を含む): 37200384

約数和(自身を除く): 15537946

約数列:

[1, 2, 7, 14, 827, 1654, 1871, 3742, 5789, 11578, 13097, 26194, 1547317, 3094634, 10831219, 21662438]

約数ペア:

[(1, 21662438), (2, 10831219), (7, 3094634), (14, 1547317), (827, 26194), (1654, 13097), (1871, 11578), (3742, 5789)]