21704464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43759}}^1$

素因数の和:43798

約数の個数: 20

約数和(自身を含む): 43409920

約数和(自身を除く): 21705456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 43759, 87518, 175036, 350072, 700144, 1356529, 2713058, 5426116, 10852232, 21704464]

約数ペア:

[(1, 21704464), (2, 10852232), (4, 5426116), (8, 2713058), (16, 1356529), (31, 700144), (62, 350072), (124, 175036), (248, 87518), (496, 43759)]