21795324

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{42239}}^1$

素因数の和:42289

約数の個数: 24

約数和(自身を含む): 52039680

約数和(自身を除く): 30244356

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 42239, 84478, 126717, 168956, 253434, 506868, 1816277, 3632554, 5448831, 7265108, 10897662, 21795324]

約数ペア:

[(1, 21795324), (2, 10897662), (3, 7265108), (4, 5448831), (6, 3632554), (12, 1816277), (43, 506868), (86, 253434), (129, 168956), (172, 126717), (258, 84478), (516, 42239)]