21124777215

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1\times {\mathrm{34721}}^1$

素因数の和:35639

約数の個数: 32

約数和(自身を含む): 34559778816

約数和(自身を除く): 13435001601

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 863, 2589, 4315, 12945, 34721, 40561, 104163, 121683, 173605, 202805, 520815, 608415, 1631887, 4895661, 8159435, 24478305, 29964223, 89892669, 149821115, 449463345, 1408318481, 4224955443, 7041592405, 21124777215]

約数ペア:

[(1, 21124777215), (3, 7041592405), (5, 4224955443), (15, 1408318481), (47, 449463345), (141, 149821115), (235, 89892669), (705, 29964223), (863, 24478305), (2589, 8159435), (4315, 4895661), (12945, 1631887), (34721, 608415), (40561, 520815), (104163, 202805), (121683, 173605)]