66103821

素因数分解:

$3^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2137}}^1$

素因数の和:2641

約数の個数: 24

約数和(自身を含む): 109397184

約数和(自身を除く): 43293363

約数列:

[1, 3, 7, 9, 21, 63, 491, 1473, 2137, 3437, 4419, 6411, 10311, 14959, 19233, 30933, 44877, 134631, 1049267, 3147801, 7344869, 9443403, 22034607, 66103821]

約数ペア:

[(1, 66103821), (3, 22034607), (7, 9443403), (9, 7344869), (21, 3147801), (63, 1049267), (491, 134631), (1473, 44877), (2137, 30933), (3437, 19233), (4419, 14959), (6411, 10311)]