21432834

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{27691}}^1$

素因数の和:27742

約数の個数: 24

約数和(自身を含む): 47519472

約数和(自身を除く): 26086638

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 27691, 55382, 83073, 166146, 249219, 498438, 1190713, 2381426, 3572139, 7144278, 10716417, 21432834]

約数ペア:

[(1, 21432834), (2, 10716417), (3, 7144278), (6, 3572139), (9, 2381426), (18, 1190713), (43, 498438), (86, 249219), (129, 166146), (258, 83073), (387, 55382), (774, 27691)]