20879922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{497141}}^1$

素因数の和:497153

約数の個数: 16

約数和(自身を含む): 47725632

約数和(自身を除く): 26845710

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 497141, 994282, 1491423, 2982846, 3479987, 6959974, 10439961, 20879922]

約数ペア:

[(1, 20879922), (2, 10439961), (3, 6959974), (6, 3479987), (7, 2982846), (14, 1491423), (21, 994282), (42, 497141)]