21449172

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{105143}}^1$

素因数の和:105167

約数の個数: 24

約数和(自身を含む): 52992576

約数和(自身を除く): 31543404

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 105143, 210286, 315429, 420572, 630858, 1261716, 1787431, 3574862, 5362293, 7149724, 10724586, 21449172]

約数ペア:

[(1, 21449172), (2, 10724586), (3, 7149724), (4, 5362293), (6, 3574862), (12, 1787431), (17, 1261716), (34, 630858), (51, 420572), (68, 315429), (102, 210286), (204, 105143)]