21954231

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6053}}^1$

素因数の和:6103

約数の個数: 24

約数和(自身を含む): 35258496

約数和(自身を除く): 13304265

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 6053, 18159, 54477, 78689, 187643, 236067, 562929, 708201, 1688787, 2439359, 7318077, 21954231]

約数ペア:

[(1, 21954231), (3, 7318077), (9, 2439359), (13, 1688787), (31, 708201), (39, 562929), (93, 236067), (117, 187643), (279, 78689), (403, 54477), (1209, 18159), (3627, 6053)]