21828666

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{51241}}^1$

素因数の和:51317

約数の個数: 16

約数和(自身を含む): 44273088

約数和(自身を除く): 22444422

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 51241, 102482, 153723, 307446, 3638111, 7276222, 10914333, 21828666]

約数ペア:

[(1, 21828666), (2, 10914333), (3, 7276222), (6, 3638111), (71, 307446), (142, 153723), (213, 102482), (426, 51241)]