21697908

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{11093}}^1$

素因数の和:11263

約数の個数: 24

約数和(自身を含む): 50943648

約数和(自身を除く): 29245740

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 11093, 22186, 33279, 44372, 66558, 133116, 1808159, 3616318, 5424477, 7232636, 10848954, 21697908]

約数ペア:

[(1, 21697908), (2, 10848954), (3, 7232636), (4, 5424477), (6, 3616318), (12, 1808159), (163, 133116), (326, 66558), (489, 44372), (652, 33279), (978, 22186), (1956, 11093)]