21066846

素因数分解:

$2^1\times 3^1\times {\mathrm{491}}^1\times {\mathrm{7151}}^1$

素因数の和:7647

約数の個数: 16

約数和(自身を含む): 42225408

約数和(自身を除く): 21158562

約数列:

[1, 2, 3, 6, 491, 982, 1473, 2946, 7151, 14302, 21453, 42906, 3511141, 7022282, 10533423, 21066846]

約数ペア:

[(1, 21066846), (2, 10533423), (3, 7022282), (6, 3511141), (491, 42906), (982, 21453), (1473, 14302), (2946, 7151)]