21765048

素因数分解:

$2^3\times 3^1\times {\mathrm{491}}^1\times {\mathrm{1847}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 54552960

約数和(自身を除く): 32787912

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 491, 982, 1473, 1847, 1964, 2946, 3694, 3928, 5541, 5892, 7388, 11082, 11784, 14776, 22164, 44328, 906877, 1813754, 2720631, 3627508, 5441262, 7255016, 10882524, 21765048]

約数ペア:

[(1, 21765048), (2, 10882524), (3, 7255016), (4, 5441262), (6, 3627508), (8, 2720631), (12, 1813754), (24, 906877), (491, 44328), (982, 22164), (1473, 14776), (1847, 11784), (1964, 11082), (2946, 7388), (3694, 5892), (3928, 5541)]