21912862

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 33465600

約数和(自身を除く): 11552738

約数列:

[1, 2, 79, 158, 331, 419, 662, 838, 26149, 33101, 52298, 66202, 138689, 277378, 10956431, 21912862]

約数ペア:

[(1, 21912862), (2, 10956431), (79, 277378), (158, 138689), (331, 66202), (419, 52298), (662, 33101), (838, 26149)]