21777272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14557}}^1$

素因数の和:14591

約数の個数: 32

約数和(自身を含む): 47167920

約数和(自身を除く): 25390648

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 14557, 29114, 58228, 116456, 160127, 247469, 320254, 494938, 640508, 989876, 1281016, 1979752, 2722159, 5444318, 10888636, 21777272]

約数ペア:

[(1, 21777272), (2, 10888636), (4, 5444318), (8, 2722159), (11, 1979752), (17, 1281016), (22, 989876), (34, 640508), (44, 494938), (68, 320254), (88, 247469), (136, 160127), (187, 116456), (374, 58228), (748, 29114), (1496, 14557)]