21287496

素因数分解:

$2^3\times 3^1\times {\mathrm{886979}}^1$

素因数の和:886988

約数の個数: 16

約数和(自身を含む): 53218800

約数和(自身を除く): 31931304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 886979, 1773958, 2660937, 3547916, 5321874, 7095832, 10643748, 21287496]

約数ペア:

[(1, 21287496), (2, 10643748), (3, 7095832), (4, 5321874), (6, 3547916), (8, 2660937), (12, 1773958), (24, 886979)]