20153660121

素因数分解:

$3^2\times 7^1\times {\mathrm{16369}}^1\times {\mathrm{19543}}^1$

素因数の和:35925

約数の個数: 24

約数和(自身を含む): 33273269120

約数和(自身を除く): 13119608999

約数列:

[1, 3, 7, 9, 21, 63, 16369, 19543, 49107, 58629, 114583, 136801, 147321, 175887, 343749, 410403, 1031247, 1231209, 319899367, 959698101, 2239295569, 2879094303, 6717886707, 20153660121]

約数ペア:

[(1, 20153660121), (3, 6717886707), (7, 2879094303), (9, 2239295569), (21, 959698101), (63, 319899367), (16369, 1231209), (19543, 1031247), (49107, 410403), (58629, 343749), (114583, 175887), (136801, 147321)]