21894436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13999}}^1$

素因数の和:14043

約数の個数: 24

約数和(自身を含む): 42336000

約数和(自身を除く): 20441564

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13999, 27998, 55996, 237983, 321977, 475966, 643954, 951932, 1287908, 5473609, 10947218, 21894436]

約数ペア:

[(1, 21894436), (2, 10947218), (4, 5473609), (17, 1287908), (23, 951932), (34, 643954), (46, 475966), (68, 321977), (92, 237983), (391, 55996), (782, 27998), (1564, 13999)]