21524228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21269}}^1$

素因数の和:21307

約数の個数: 24

約数和(自身を含む): 42880320

約数和(自身を除く): 21356092

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21269, 42538, 85076, 233959, 467918, 489187, 935836, 978374, 1956748, 5381057, 10762114, 21524228]

約数ペア:

[(1, 21524228), (2, 10762114), (4, 5381057), (11, 1956748), (22, 978374), (23, 935836), (44, 489187), (46, 467918), (92, 233959), (253, 85076), (506, 42538), (1012, 21269)]