21317241

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8849}}^1$

素因数の和:8936

約数の個数: 16

約数和(自身を含む): 31435200

約数和(自身を除く): 10117959

約数列:

[1, 3, 11, 33, 73, 219, 803, 2409, 8849, 26547, 97339, 292017, 645977, 1937931, 7105747, 21317241]

約数ペア:

[(1, 21317241), (3, 7105747), (11, 1937931), (33, 645977), (73, 292017), (219, 97339), (803, 26547), (2409, 8849)]