21282054

素因数分解:

$2^1\times 3^1\times {\mathrm{787}}^1\times {\mathrm{4507}}^1$

素因数の和:5299

約数の個数: 16

約数和(自身を含む): 42627648

約数和(自身を除く): 21345594

約数列:

[1, 2, 3, 6, 787, 1574, 2361, 4507, 4722, 9014, 13521, 27042, 3547009, 7094018, 10641027, 21282054]

約数ペア:

[(1, 21282054), (2, 10641027), (3, 7094018), (6, 3547009), (787, 27042), (1574, 13521), (2361, 9014), (4507, 4722)]