2051216321

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{2421743}}^1$

素因数の和:2421772

約数の個数: 12

約数和(自身を含む): 2576735616

約数和(自身を除く): 525519295

約数列:

[1, 7, 11, 77, 121, 847, 2421743, 16952201, 26639173, 186474211, 293030903, 2051216321]

約数ペア:

[(1, 2051216321), (7, 293030903), (11, 186474211), (77, 26639173), (121, 16952201), (847, 2421743)]