21350066

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{829}}^1$

素因数の和:1073

約数の個数: 16

約数和(自身を含む): 32668800

約数和(自身を除く): 11318734

約数列:

[1, 2, 79, 158, 163, 326, 829, 1658, 12877, 25754, 65491, 130982, 135127, 270254, 10675033, 21350066]

約数ペア:

[(1, 21350066), (2, 10675033), (79, 270254), (158, 135127), (163, 130982), (326, 65491), (829, 25754), (1658, 12877)]