21444008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{141079}}^1$

素因数の和:141104

約数の個数: 16

約数和(自身を含む): 42324000

約数和(自身を除く): 20879992

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 141079, 282158, 564316, 1128632, 2680501, 5361002, 10722004, 21444008]

約数ペア:

[(1, 21444008), (2, 10722004), (4, 5361002), (8, 2680501), (19, 1128632), (38, 564316), (76, 282158), (152, 141079)]