21091716

素因数分解:

$2^2\times 3^2\times {\mathrm{585881}}^1$

素因数の和:585891

約数の個数: 18

約数和(自身を含む): 53315262

約数和(自身を除く): 32223546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 585881, 1171762, 1757643, 2343524, 3515286, 5272929, 7030572, 10545858, 21091716]

約数ペア:

[(1, 21091716), (2, 10545858), (3, 7030572), (4, 5272929), (6, 3515286), (9, 2343524), (12, 1757643), (18, 1171762), (36, 585881)]