21092336

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{21611}}^1$

素因数の和:21680

約数の個数: 20

約数和(自身を含む): 41538264

約数和(自身を除く): 20445928

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 21611, 43222, 86444, 172888, 345776, 1318271, 2636542, 5273084, 10546168, 21092336]

約数ペア:

[(1, 21092336), (2, 10546168), (4, 5273084), (8, 2636542), (16, 1318271), (61, 345776), (122, 172888), (244, 86444), (488, 43222), (976, 21611)]