21335049

素因数分解:

$3^3\times {\mathrm{59}}^2\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 24

約数和(自身を含む): 32293920

約数和(自身を除く): 10958871

約数列:

[1, 3, 9, 27, 59, 177, 227, 531, 681, 1593, 2043, 3481, 6129, 10443, 13393, 31329, 40179, 93987, 120537, 361611, 790187, 2370561, 7111683, 21335049]

約数ペア:

[(1, 21335049), (3, 7111683), (9, 2370561), (27, 790187), (59, 361611), (177, 120537), (227, 93987), (531, 40179), (681, 31329), (1593, 13393), (2043, 10443), (3481, 6129)]