2021255369

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{126037}}^1$

素因数の和:126152

約数の個数: 16

約数和(自身を含む): 2419929600

約数和(自身を除く): 398674231

約数列:

[1, 7, 29, 79, 203, 553, 2291, 16037, 126037, 882259, 3655073, 9956923, 25585511, 69698461, 288750767, 2021255369]

約数ペア:

[(1, 2021255369), (7, 288750767), (29, 69698461), (79, 25585511), (203, 9956923), (553, 3655073), (2291, 882259), (16037, 126037)]