21202226

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1439}}^1$

素因数の和:1633

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11456974

約数列:

[1, 2, 53, 106, 139, 278, 1439, 2878, 7367, 14734, 76267, 152534, 200021, 400042, 10601113, 21202226]

約数ペア:

[(1, 21202226), (2, 10601113), (53, 400042), (106, 200021), (139, 152534), (278, 76267), (1439, 14734), (2878, 7367)]