21330914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{31277}}^1$

素因数の和:31321

約数の個数: 16

約数和(自身を含む): 36032256

約数和(自身を除く): 14701342

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 31277, 62554, 344047, 688094, 969587, 1939174, 10665457, 21330914]

約数ペア:

[(1, 21330914), (2, 10665457), (11, 1939174), (22, 969587), (31, 688094), (62, 344047), (341, 62554), (682, 31277)]