21422557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2017}}^1$

素因数の和:2092

約数の個数: 16

約数和(自身を含む): 24861760

約数和(自身を除く): 3439203

約数列:

[1, 13, 19, 43, 247, 559, 817, 2017, 10621, 26221, 38323, 86731, 498199, 1127503, 1647889, 21422557]

約数ペア:

[(1, 21422557), (13, 1647889), (19, 1127503), (43, 498199), (247, 86731), (559, 38323), (817, 26221), (2017, 10621)]