21359198

素因数分解:

$2^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{3253}}^1$

素因数の和:3336

約数の個数: 24

約数和(自身を含む): 37837512

約数和(自身を除く): 16478314

約数列:

[1, 2, 7, 14, 49, 67, 98, 134, 469, 938, 3253, 3283, 6506, 6566, 22771, 45542, 159397, 217951, 318794, 435902, 1525657, 3051314, 10679599, 21359198]

約数ペア:

[(1, 21359198), (2, 10679599), (7, 3051314), (14, 1525657), (49, 435902), (67, 318794), (98, 217951), (134, 159397), (469, 45542), (938, 22771), (3253, 6566), (3283, 6506)]