21604626

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8761}}^1$

素因数の和:8906

約数の個数: 24

約数和(自身を含む): 47157084

約数和(自身を除く): 25552458

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 8761, 17522, 26283, 52566, 78849, 157698, 1200257, 2400514, 3600771, 7201542, 10802313, 21604626]

約数ペア:

[(1, 21604626), (2, 10802313), (3, 7201542), (6, 3600771), (9, 2400514), (18, 1200257), (137, 157698), (274, 78849), (411, 52566), (822, 26283), (1233, 17522), (2466, 8761)]