2019921351

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5658043}}^1$

素因数の和:5658070

約数の個数: 16

約数和(自身を含む): 3259033344

約数和(自身を除く): 1239111993

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 5658043, 16974129, 39606301, 96186731, 118818903, 288560193, 673307117, 2019921351]

約数ペア:

[(1, 2019921351), (3, 673307117), (7, 288560193), (17, 118818903), (21, 96186731), (51, 39606301), (119, 16974129), (357, 5658043)]