21968072

素因数分解:

$2^3\times 7^2\times {\mathrm{56041}}^1$

素因数の和:56061

約数の個数: 24

約数和(自身を含む): 47915910

約数和(自身を除く): 25947838

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 56041, 112082, 224164, 392287, 448328, 784574, 1569148, 2746009, 3138296, 5492018, 10984036, 21968072]

約数ペア:

[(1, 21968072), (2, 10984036), (4, 5492018), (7, 3138296), (8, 2746009), (14, 1569148), (28, 784574), (49, 448328), (56, 392287), (98, 224164), (196, 112082), (392, 56041)]