21659418

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109391}}^1$

素因数の和:109410

約数の個数: 24

約数和(自身を含む): 51195456

約数和(自身を除く): 29536038

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 109391, 218782, 328173, 656346, 984519, 1203301, 1969038, 2406602, 3609903, 7219806, 10829709, 21659418]

約数ペア:

[(1, 21659418), (2, 10829709), (3, 7219806), (6, 3609903), (9, 2406602), (11, 1969038), (18, 1203301), (22, 984519), (33, 656346), (66, 328173), (99, 218782), (198, 109391)]