21536268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138053}}^1$

素因数の和:138073

約数の個数: 24

約数和(自身を含む): 54117168

約数和(自身を除く): 32580900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138053, 276106, 414159, 552212, 828318, 1656636, 1794689, 3589378, 5384067, 7178756, 10768134, 21536268]

約数ペア:

[(1, 21536268), (2, 10768134), (3, 7178756), (4, 5384067), (6, 3589378), (12, 1794689), (13, 1656636), (26, 828318), (39, 552212), (52, 414159), (78, 276106), (156, 138053)]