2021090805

素因数分解:

$3^3\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{7753}}^1$

素因数の和:9698

約数の個数: 32

約数和(自身を含む): 3595374720

約数和(自身を除く): 1574283915

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1931, 5793, 7753, 9655, 17379, 23259, 28965, 38765, 52137, 69777, 86895, 116295, 209331, 260685, 348885, 1046655, 14971043, 44913129, 74855215, 134739387, 224565645, 404218161, 673696935, 2021090805]

約数ペア:

[(1, 2021090805), (3, 673696935), (5, 404218161), (9, 224565645), (15, 134739387), (27, 74855215), (45, 44913129), (135, 14971043), (1931, 1046655), (5793, 348885), (7753, 260685), (9655, 209331), (17379, 116295), (23259, 86895), (28965, 69777), (38765, 52137)]