21787703036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{495175069}}^1$

素因数の和:495175084

約数の個数: 12

約数和(自身を含む): 41594705880

約数和(自身を除く): 19807002844

約数列:

[1, 2, 4, 11, 22, 44, 495175069, 990350138, 1980700276, 5446925759, 10893851518, 21787703036]

約数ペア:

[(1, 21787703036), (2, 10893851518), (4, 5446925759), (11, 1980700276), (22, 990350138), (44, 495175069)]