21592389

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11299}}^1$

素因数の和:11329

約数の個数: 24

約数和(自身を含む): 36069600

約数和(自身を除く): 14477211

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 11299, 33897, 79093, 146887, 237279, 440661, 553651, 1028209, 1660953, 3084627, 7197463, 21592389]

約数ペア:

[(1, 21592389), (3, 7197463), (7, 3084627), (13, 1660953), (21, 1028209), (39, 553651), (49, 440661), (91, 237279), (147, 146887), (273, 79093), (637, 33897), (1911, 11299)]