21074898

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{270191}}^1$

素因数の和:270209

約数の個数: 16

約数和(自身を含む): 45392256

約数和(自身を除く): 24317358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 270191, 540382, 810573, 1621146, 3512483, 7024966, 10537449, 21074898]

約数ペア:

[(1, 21074898), (2, 10537449), (3, 7024966), (6, 3512483), (13, 1621146), (26, 810573), (39, 540382), (78, 270191)]