21808216

素因数分解:

$2^3\times {\mathrm{733}}^1\times {\mathrm{3719}}^1$

素因数の和:4458

約数の個数: 16

約数和(自身を含む): 40957200

約数和(自身を除く): 19148984

約数列:

[1, 2, 4, 8, 733, 1466, 2932, 3719, 5864, 7438, 14876, 29752, 2726027, 5452054, 10904108, 21808216]

約数ペア:

[(1, 21808216), (2, 10904108), (4, 5452054), (8, 2726027), (733, 29752), (1466, 14876), (2932, 7438), (3719, 5864)]