21201838

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:952

約数の個数: 32

約数和(自身を含む): 38142720

約数和(自身を除く): 16940882

約数列:

[1, 2, 7, 14, 41, 43, 82, 86, 287, 301, 574, 602, 859, 1718, 1763, 3526, 6013, 12026, 12341, 24682, 35219, 36937, 70438, 73874, 246533, 258559, 493066, 517118, 1514417, 3028834, 10600919, 21201838]

約数ペア:

[(1, 21201838), (2, 10600919), (7, 3028834), (14, 1514417), (41, 517118), (43, 493066), (82, 258559), (86, 246533), (287, 73874), (301, 70438), (574, 36937), (602, 35219), (859, 24682), (1718, 12341), (1763, 12026), (3526, 6013)]