21961908

素因数分解:

$2^2\times 3^3\times {\mathrm{203351}}^1$

素因数の和:203364

約数の個数: 24

約数和(自身を含む): 56938560

約数和(自身を除く): 34976652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 203351, 406702, 610053, 813404, 1220106, 1830159, 2440212, 3660318, 5490477, 7320636, 10980954, 21961908]

約数ペア:

[(1, 21961908), (2, 10980954), (3, 7320636), (4, 5490477), (6, 3660318), (9, 2440212), (12, 1830159), (18, 1220106), (27, 813404), (36, 610053), (54, 406702), (108, 203351)]