21445623

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1511}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 33022080

約数和(自身を除く): 11576457

約数列:

[1, 3, 9, 19, 57, 83, 171, 249, 747, 1511, 1577, 4533, 4731, 13599, 14193, 28709, 86127, 125413, 258381, 376239, 1128717, 2382847, 7148541, 21445623]

約数ペア:

[(1, 21445623), (3, 7148541), (9, 2382847), (19, 1128717), (57, 376239), (83, 258381), (171, 125413), (249, 86127), (747, 28709), (1511, 14193), (1577, 13599), (4533, 4731)]