21742669

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 25539192

約数和(自身を除く): 3796523

約数列:

[1, 13, 19, 41, 113, 247, 361, 533, 779, 1469, 2147, 4633, 4693, 10127, 14801, 27911, 40793, 60229, 88027, 192413, 530309, 1144351, 1672513, 21742669]

約数ペア:

[(1, 21742669), (13, 1672513), (19, 1144351), (41, 530309), (113, 192413), (247, 88027), (361, 60229), (533, 40793), (779, 27911), (1469, 14801), (2147, 10127), (4633, 4693)]