16321893

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2153}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 26261568

約数和(自身を除く): 9939675

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 2153, 2527, 6459, 7581, 15071, 40907, 45213, 122721, 286349, 777233, 859047, 2331699, 5440631, 16321893]

約数ペア:

[(1, 16321893), (3, 5440631), (7, 2331699), (19, 859047), (21, 777233), (57, 286349), (133, 122721), (361, 45213), (399, 40907), (1083, 15071), (2153, 7581), (2527, 6459)]