23931621

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19993}}^1$

素因数の和:20025

約数の個数: 24

約数和(自身を含む): 41587520

約数和(自身を除く): 17655899

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 19993, 59979, 139951, 179937, 379867, 419853, 1139601, 1259559, 2659069, 3418803, 7977207, 23931621]

約数ペア:

[(1, 23931621), (3, 7977207), (7, 3418803), (9, 2659069), (19, 1259559), (21, 1139601), (57, 419853), (63, 379867), (133, 179937), (171, 139951), (399, 59979), (1197, 19993)]