21036093

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 30923424

約数和(自身を除く): 9887331

約数列:

[1, 3, 13, 39, 71, 107, 213, 321, 923, 1391, 2769, 4173, 5041, 7597, 15123, 22791, 65533, 98761, 196599, 296283, 539387, 1618161, 7012031, 21036093]

約数ペア:

[(1, 21036093), (3, 7012031), (13, 1618161), (39, 539387), (71, 296283), (107, 196599), (213, 98761), (321, 65533), (923, 22791), (1391, 15123), (2769, 7597), (4173, 5041)]