21668922

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9949}}^1$

素因数の和:9979

約数の個数: 36

約数和(自身を含む): 51610650

約数和(自身を除く): 29941728

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9949, 19898, 29847, 59694, 89541, 109439, 179082, 218878, 328317, 656634, 984951, 1203829, 1969902, 2407658, 3611487, 7222974, 10834461, 21668922]

約数ペア:

[(1, 21668922), (2, 10834461), (3, 7222974), (6, 3611487), (9, 2407658), (11, 1969902), (18, 1203829), (22, 984951), (33, 656634), (66, 328317), (99, 218878), (121, 179082), (198, 109439), (242, 89541), (363, 59694), (726, 29847), (1089, 19898), (2178, 9949)]