21933891

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6569}}^1$

素因数の和:6635

約数の個数: 24

約数和(自身を含む): 36897120

約数和(自身を除く): 14963229

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 6569, 19707, 45983, 59121, 137949, 348157, 413847, 1044471, 2437099, 3133413, 7311297, 21933891]

約数ペア:

[(1, 21933891), (3, 7311297), (7, 3133413), (9, 2437099), (21, 1044471), (53, 413847), (63, 348157), (159, 137949), (371, 59121), (477, 45983), (1113, 19707), (3339, 6569)]