21717369

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{13633}}^1$

素因数の和:13701

約数の個数: 16

約数和(自身を含む): 32721600

約数和(自身を除く): 11004231

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 13633, 40899, 122697, 368091, 804347, 2413041, 7239123, 21717369]

約数ペア:

[(1, 21717369), (3, 7239123), (9, 2413041), (27, 804347), (59, 368091), (177, 122697), (531, 40899), (1593, 13633)]