21828688

素因数分解:

$2^4\times 7^1\times {\mathrm{194899}}^1$

素因数の和:194914

約数の個数: 20

約数和(自身を含む): 48335200

約数和(自身を除く): 26506512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 194899, 389798, 779596, 1364293, 1559192, 2728586, 3118384, 5457172, 10914344, 21828688]

約数ペア:

[(1, 21828688), (2, 10914344), (4, 5457172), (7, 3118384), (8, 2728586), (14, 1559192), (16, 1364293), (28, 779596), (56, 389798), (112, 194899)]