21334324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15641}}^1$

素因数の和:15687

約数の個数: 24

約数和(自身を含む): 42045696

約数和(自身を除く): 20711372

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15641, 31282, 62564, 172051, 344102, 484871, 688204, 969742, 1939484, 5333581, 10667162, 21334324]

約数ペア:

[(1, 21334324), (2, 10667162), (4, 5333581), (11, 1939484), (22, 969742), (31, 688204), (44, 484871), (62, 344102), (124, 172051), (341, 62564), (682, 31282), (1364, 15641)]