21106992

素因数分解:

$2^4\times 3^1\times {\mathrm{439729}}^1$

素因数の和:439740

約数の個数: 20

約数和(自身を含む): 54526520

約数和(自身を除く): 33419528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439729, 879458, 1319187, 1758916, 2638374, 3517832, 5276748, 7035664, 10553496, 21106992]

約数ペア:

[(1, 21106992), (2, 10553496), (3, 7035664), (4, 5276748), (6, 3517832), (8, 2638374), (12, 1758916), (16, 1319187), (24, 879458), (48, 439729)]