210979612

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{667657}}^1$

素因数の和:667740

約数の個数: 12

約数和(自身を含む): 373888480

約数和(自身を除く): 162908868

約数列:

[1, 2, 4, 79, 158, 316, 667657, 1335314, 2670628, 52744903, 105489806, 210979612]

約数ペア:

[(1, 210979612), (2, 105489806), (4, 52744903), (79, 2670628), (158, 1335314), (316, 667657)]