21025236428

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5732071}}^1$

素因数の和:5732213

約数の個数: 24

約数和(自身を含む): 42371476224

約数和(自身を除く): 21346239796

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5732071, 11464142, 22928284, 40124497, 80248994, 160497988, 750901301, 1501802602, 3003605204, 5256309107, 10512618214, 21025236428]

約数ペア:

[(1, 21025236428), (2, 10512618214), (4, 5256309107), (7, 3003605204), (14, 1501802602), (28, 750901301), (131, 160497988), (262, 80248994), (524, 40124497), (917, 22928284), (1834, 11464142), (3668, 5732071)]