21043669394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1951}}^1\times {\mathrm{490277}}^1$

素因数の和:492241

約数の個数: 16

約数和(自身を含む): 34452815616

約数和(自身を除く): 13409146222

約数列:

[1, 2, 11, 22, 1951, 3902, 21461, 42922, 490277, 980554, 5393047, 10786094, 956530427, 1913060854, 10521834697, 21043669394]

約数ペア:

[(1, 21043669394), (2, 10521834697), (11, 1913060854), (22, 956530427), (1951, 10786094), (3902, 5393047), (21461, 980554), (42922, 490277)]