21154302

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90403}}^1$

素因数の和:90424

約数の個数: 24

約数和(自身を含む): 49360584

約数和(自身を除く): 28206282

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90403, 180806, 271209, 542418, 813627, 1175239, 1627254, 2350478, 3525717, 7051434, 10577151, 21154302]

約数ペア:

[(1, 21154302), (2, 10577151), (3, 7051434), (6, 3525717), (9, 2350478), (13, 1627254), (18, 1175239), (26, 813627), (39, 542418), (78, 271209), (117, 180806), (234, 90403)]