21833008

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{9817}}^1$

素因数の和:9964

約数の個数: 20

約数和(自身を含む): 42610120

約数和(自身を除く): 20777112

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 9817, 19634, 39268, 78536, 157072, 1364563, 2729126, 5458252, 10916504, 21833008]

約数ペア:

[(1, 21833008), (2, 10916504), (4, 5458252), (8, 2729126), (16, 1364563), (139, 157072), (278, 78536), (556, 39268), (1112, 19634), (2224, 9817)]