21725654

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4999}}^1$

素因数の和:5095

約数の個数: 16

約数和(自身を含む): 34020000

約数和(自身を除く): 12294346

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 4999, 9998, 204959, 264947, 409918, 529894, 10862827, 21725654]

約数ペア:

[(1, 21725654), (2, 10862827), (41, 529894), (53, 409918), (82, 264947), (106, 204959), (2173, 9998), (4346, 4999)]