21432076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{282001}}^1$

素因数の和:282024

約数の個数: 12

約数和(自身を含む): 39480280

約数和(自身を除く): 18048204

約数列:

[1, 2, 4, 19, 38, 76, 282001, 564002, 1128004, 5358019, 10716038, 21432076]

約数ペア:

[(1, 21432076), (2, 10716038), (4, 5358019), (19, 1128004), (38, 564002), (76, 282001)]