2021121179

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{3749761}}^1$

素因数の和:3749786

約数の個数: 12

約数和(自身を含む): 2564837208

約数和(自身を除く): 543716029

約数列:

[1, 7, 11, 49, 77, 539, 3749761, 26248327, 41247371, 183738289, 288731597, 2021121179]

約数ペア:

[(1, 2021121179), (7, 288731597), (11, 183738289), (49, 41247371), (77, 26248327), (539, 3749761)]