21167654365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{558587}}^1$

素因数の和:558669

約数の個数: 32

約数和(自身を含む): 30405062016

約数和(自身を除く): 9237407651

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 265, 583, 689, 715, 2915, 3445, 7579, 37895, 558587, 2792935, 6144457, 7261631, 29605111, 30722285, 36308155, 79877941, 148025555, 325656221, 384866443, 399389705, 1628281105, 1924332215, 4233530873, 21167654365]

約数ペア:

[(1, 21167654365), (5, 4233530873), (11, 1924332215), (13, 1628281105), (53, 399389705), (55, 384866443), (65, 325656221), (143, 148025555), (265, 79877941), (583, 36308155), (689, 30722285), (715, 29605111), (2915, 7261631), (3445, 6144457), (7579, 2792935), (37895, 558587)]