30921831

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{9311}}^1$

素因数の和:9364

約数の個数: 20

約数和(自身を含む): 47323584

約数和(自身を除く): 16401753

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 9311, 27933, 83799, 251397, 381751, 754191, 1145253, 3435759, 10307277, 30921831]

約数ペア:

[(1, 30921831), (3, 10307277), (9, 3435759), (27, 1145253), (41, 754191), (81, 381751), (123, 251397), (369, 83799), (1107, 27933), (3321, 9311)]