21892424

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{38543}}^1$

素因数の和:38620

約数の個数: 16

約数和(自身を含む): 41627520

約数和(自身を除く): 19735096

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 38543, 77086, 154172, 308344, 2736553, 5473106, 10946212, 21892424]

約数ペア:

[(1, 21892424), (2, 10946212), (4, 5473106), (8, 2736553), (71, 308344), (142, 154172), (284, 77086), (568, 38543)]