21927078

素因数分解:

$2^1\times 3^3\times {\mathrm{491}}^1\times {\mathrm{827}}^1$

素因数の和:1329

約数の個数: 32

約数和(自身を含む): 48885120

約数和(自身を除く): 26958042

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 491, 827, 982, 1473, 1654, 2481, 2946, 4419, 4962, 7443, 8838, 13257, 14886, 22329, 26514, 44658, 406057, 812114, 1218171, 2436342, 3654513, 7309026, 10963539, 21927078]

約数ペア:

[(1, 21927078), (2, 10963539), (3, 7309026), (6, 3654513), (9, 2436342), (18, 1218171), (27, 812114), (54, 406057), (491, 44658), (827, 26514), (982, 22329), (1473, 14886), (1654, 13257), (2481, 8838), (2946, 7443), (4419, 4962)]