21279762

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{168887}}^1$

素因数の和:168902

約数の個数: 24

約数和(自身を含む): 52693056

約数和(自身を除く): 31413294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 168887, 337774, 506661, 1013322, 1182209, 1519983, 2364418, 3039966, 3546627, 7093254, 10639881, 21279762]

約数ペア:

[(1, 21279762), (2, 10639881), (3, 7093254), (6, 3546627), (7, 3039966), (9, 2364418), (14, 1519983), (18, 1182209), (21, 1013322), (42, 506661), (63, 337774), (126, 168887)]