21696214

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{5653}}^1$

素因数の和:5775

約数の個数: 16

約数和(自身を含む): 34602480

約数和(自身を除く): 12906266

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 5653, 11306, 107407, 214814, 570953, 1141906, 10848107, 21696214]

約数ペア:

[(1, 21696214), (2, 10848107), (19, 1141906), (38, 570953), (101, 214814), (202, 107407), (1919, 11306), (3838, 5653)]