21429256

素因数分解:

$2^3\times {\mathrm{601}}^1\times {\mathrm{4457}}^1$

素因数の和:5064

約数の個数: 16

約数和(自身を含む): 40255740

約数和(自身を除く): 18826484

約数列:

[1, 2, 4, 8, 601, 1202, 2404, 4457, 4808, 8914, 17828, 35656, 2678657, 5357314, 10714628, 21429256]

約数ペア:

[(1, 21429256), (2, 10714628), (4, 5357314), (8, 2678657), (601, 35656), (1202, 17828), (2404, 8914), (4457, 4808)]