21712226

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1429}}^1$

素因数の和:1609

約数の個数: 16

約数和(自身を含む): 33359040

約数和(自身を除く): 11646814

約数列:

[1, 2, 71, 107, 142, 214, 1429, 2858, 7597, 15194, 101459, 152903, 202918, 305806, 10856113, 21712226]

約数ペア:

[(1, 21712226), (2, 10856113), (71, 305806), (107, 202918), (142, 152903), (214, 101459), (1429, 15194), (2858, 7597)]