2909499621

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7291979}}^1$

素因数の和:7292008

約数の個数: 16

約数和(自身を含む): 4666867200

約数和(自身を除く): 1757367579

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 7291979, 21875937, 51043853, 138547601, 153131559, 415642803, 969833207, 2909499621]

約数ペア:

[(1, 2909499621), (3, 969833207), (7, 415642803), (19, 153131559), (21, 138547601), (57, 51043853), (133, 21875937), (399, 7291979)]