21794214

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{279413}}^1$

素因数の和:279431

約数の個数: 16

約数和(自身を含む): 46941552

約数和(自身を除く): 25147338

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 279413, 558826, 838239, 1676478, 3632369, 7264738, 10897107, 21794214]

約数ペア:

[(1, 21794214), (2, 10897107), (3, 7264738), (6, 3632369), (13, 1676478), (26, 838239), (39, 558826), (78, 279413)]