21252602

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 38755200

約数和(自身を除く): 17502598

約数列:

[1, 2, 7, 14, 19, 38, 109, 133, 218, 266, 733, 763, 1466, 1526, 2071, 4142, 5131, 10262, 13927, 14497, 27854, 28994, 79897, 97489, 159794, 194978, 559279, 1118558, 1518043, 3036086, 10626301, 21252602]

約数ペア:

[(1, 21252602), (2, 10626301), (7, 3036086), (14, 1518043), (19, 1118558), (38, 559279), (109, 194978), (133, 159794), (218, 97489), (266, 79897), (733, 28994), (763, 27854), (1466, 14497), (1526, 13927), (2071, 10262), (4142, 5131)]