21917961

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6043}}^1$

素因数の和:6093

約数の個数: 24

約数和(自身を含む): 35200256

約数和(自身を除く): 13282295

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 6043, 18129, 54387, 78559, 187333, 235677, 561999, 707031, 1685997, 2435329, 7305987, 21917961]

約数ペア:

[(1, 21917961), (3, 7305987), (9, 2435329), (13, 1685997), (31, 707031), (39, 561999), (93, 235677), (117, 187333), (279, 78559), (403, 54387), (1209, 18129), (3627, 6043)]