21491323202

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1\times {\mathrm{308137}}^1$

素因数の和:308993

約数の個数: 16

約数和(自身を含む): 33027463392

約数和(自身を除く): 11536140190

約数列:

[1, 2, 43, 86, 811, 1622, 34873, 69746, 308137, 616274, 13249891, 26499782, 249899107, 499798214, 10745661601, 21491323202]

約数ペア:

[(1, 21491323202), (2, 10745661601), (43, 499798214), (86, 249899107), (811, 26499782), (1622, 13249891), (34873, 616274), (69746, 308137)]