21913234

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{2153}}^1$

素因数の和:2889

約数の個数: 16

約数和(自身を含む): 37634688

約数和(自身を除く): 15721454

約数列:

[1, 2, 7, 14, 727, 1454, 2153, 4306, 5089, 10178, 15071, 30142, 1565231, 3130462, 10956617, 21913234]

約数ペア:

[(1, 21913234), (2, 10956617), (7, 3130462), (14, 1565231), (727, 30142), (1454, 15071), (2153, 10178), (4306, 5089)]