21328354

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{1237}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 33024888

約数和(自身を除く): 11696534

約数列:

[1, 2, 37, 74, 233, 466, 1237, 2474, 8621, 17242, 45769, 91538, 288221, 576442, 10664177, 21328354]

約数ペア:

[(1, 21328354), (2, 10664177), (37, 576442), (74, 288221), (233, 91538), (466, 45769), (1237, 17242), (2474, 8621)]