21328183982

素因数分解:

$2^1\times 7^1\times {\mathrm{10939}}^1\times {\mathrm{139267}}^1$

素因数の和:150215

約数の個数: 16

約数和(自身を含む): 36566206080

約数和(自身を除く): 15238022098

約数列:

[1, 2, 7, 14, 10939, 21878, 76573, 139267, 153146, 278534, 974869, 1949738, 1523441713, 3046883426, 10664091991, 21328183982]

約数ペア:

[(1, 21328183982), (2, 10664091991), (7, 3046883426), (14, 1523441713), (10939, 1949738), (21878, 974869), (76573, 278534), (139267, 153146)]