28131054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{669787}}^1$

素因数の和:669799

約数の個数: 16

約数和(自身を含む): 64299648

約数和(自身を除く): 36168594

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 669787, 1339574, 2009361, 4018722, 4688509, 9377018, 14065527, 28131054]

約数ペア:

[(1, 28131054), (2, 14065527), (3, 9377018), (6, 4688509), (7, 4018722), (14, 2009361), (21, 1339574), (42, 669787)]