21979338

素因数分解:

$2^1\times 3^1\times {\mathrm{739}}^1\times {\mathrm{4957}}^1$

素因数の和:5701

約数の個数: 16

約数和(自身を含む): 44027040

約数和(自身を除く): 22047702

約数列:

[1, 2, 3, 6, 739, 1478, 2217, 4434, 4957, 9914, 14871, 29742, 3663223, 7326446, 10989669, 21979338]

約数ペア:

[(1, 21979338), (2, 10989669), (3, 7326446), (6, 3663223), (739, 29742), (1478, 14871), (2217, 9914), (4434, 4957)]