21199356

素因数分解:

$2^2\times 3^2\times {\mathrm{588871}}^1$

素因数の和:588881

約数の個数: 18

約数和(自身を含む): 53587352

約数和(自身を除く): 32387996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 588871, 1177742, 1766613, 2355484, 3533226, 5299839, 7066452, 10599678, 21199356]

約数ペア:

[(1, 21199356), (2, 10599678), (3, 7066452), (4, 5299839), (6, 3533226), (9, 2355484), (12, 1766613), (18, 1177742), (36, 588871)]