21075678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90067}}^1$

素因数の和:90088

約数の個数: 24

約数和(自身を含む): 49177128

約数和(自身を除く): 28101450

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90067, 180134, 270201, 540402, 810603, 1170871, 1621206, 2341742, 3512613, 7025226, 10537839, 21075678]

約数ペア:

[(1, 21075678), (2, 10537839), (3, 7025226), (6, 3512613), (9, 2341742), (13, 1621206), (18, 1170871), (26, 810603), (39, 540402), (78, 270201), (117, 180134), (234, 90067)]