21843484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9769}}^1$

素因数の和:9829

約数の個数: 24

約数和(自身を含む): 42128240

約数和(自身を除く): 20284756

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 9769, 19538, 39076, 126997, 253994, 420067, 507988, 840134, 1680268, 5460871, 10921742, 21843484]

約数ペア:

[(1, 21843484), (2, 10921742), (4, 5460871), (13, 1680268), (26, 840134), (43, 507988), (52, 420067), (86, 253994), (172, 126997), (559, 39076), (1118, 19538), (2236, 9769)]