2021287961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{316271}}^1$

素因数の和:316372

約数の個数: 16

約数和(自身を含む): 2550417408

約数和(自身を除く): 529129447

約数列:

[1, 7, 11, 77, 83, 581, 913, 6391, 316271, 2213897, 3478981, 24352867, 26250493, 183753451, 288755423, 2021287961]

約数ペア:

[(1, 2021287961), (7, 288755423), (11, 183753451), (77, 26250493), (83, 24352867), (581, 3478981), (913, 2213897), (6391, 316271)]