20210872761

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{2531}}^1\times {\mathrm{3049}}^1$

素因数の和:5686

約数の個数: 32

約数和(自身を含む): 30272592000

約数和(自身を除く): 10061719239

約数列:

[1, 3, 9, 27, 97, 291, 873, 2531, 2619, 3049, 7593, 9147, 22779, 27441, 68337, 82323, 245507, 295753, 736521, 887259, 2209563, 2661777, 6628689, 7717019, 7985331, 23151057, 69453171, 208359513, 748550843, 2245652529, 6736957587, 20210872761]

約数ペア:

[(1, 20210872761), (3, 6736957587), (9, 2245652529), (27, 748550843), (97, 208359513), (291, 69453171), (873, 23151057), (2531, 7985331), (2619, 7717019), (3049, 6628689), (7593, 2661777), (9147, 2209563), (22779, 887259), (27441, 736521), (68337, 295753), (82323, 245507)]