21858194

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3739}}^1$

素因数の和:3857

約数の個数: 16

約数和(自身を含む): 34108800

約数和(自身を除く): 12250606

約数列:

[1, 2, 37, 74, 79, 158, 2923, 3739, 5846, 7478, 138343, 276686, 295381, 590762, 10929097, 21858194]

約数ペア:

[(1, 21858194), (2, 10929097), (37, 590762), (74, 295381), (79, 276686), (158, 138343), (2923, 7478), (3739, 5846)]