21523054

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12919}}^1$

素因数の和:12952

約数の個数: 24

約数和(自身を含む): 39767760

約数和(自身を除く): 18244706

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12919, 25838, 90433, 180866, 219623, 439246, 633031, 1266062, 1537361, 3074722, 10761527, 21523054]

約数ペア:

[(1, 21523054), (2, 10761527), (7, 3074722), (14, 1537361), (17, 1266062), (34, 633031), (49, 439246), (98, 219623), (119, 180866), (238, 90433), (833, 25838), (1666, 12919)]