21869235

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8237}}^1$

素因数の和:8307

約数の個数: 24

約数和(自身を含む): 38553840

約数和(自身を除く): 16684605

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 8237, 24711, 41185, 74133, 123555, 370665, 485983, 1457949, 2429915, 4373847, 7289745, 21869235]

約数ペア:

[(1, 21869235), (3, 7289745), (5, 4373847), (9, 2429915), (15, 1457949), (45, 485983), (59, 370665), (177, 123555), (295, 74133), (531, 41185), (885, 24711), (2655, 8237)]