2006808321

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1426303}}^1$

素因数の和:1426380

約数の個数: 16

約数和(自身を含む): 3103637504

約数和(自身を除く): 1096829183

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 1426303, 4278909, 9984121, 29952363, 95562301, 286686903, 668936107, 2006808321]

約数ペア:

[(1, 2006808321), (3, 668936107), (7, 286686903), (21, 95562301), (67, 29952363), (201, 9984121), (469, 4278909), (1407, 1426303)]