21849858

素因数分解:

$2^1\times 3^3\times {\mathrm{239}}^1\times {\mathrm{1693}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 48787200

約数和(自身を除く): 26937342

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 239, 478, 717, 1434, 1693, 2151, 3386, 4302, 5079, 6453, 10158, 12906, 15237, 30474, 45711, 91422, 404627, 809254, 1213881, 2427762, 3641643, 7283286, 10924929, 21849858]

約数ペア:

[(1, 21849858), (2, 10924929), (3, 7283286), (6, 3641643), (9, 2427762), (18, 1213881), (27, 809254), (54, 404627), (239, 91422), (478, 45711), (717, 30474), (1434, 15237), (1693, 12906), (2151, 10158), (3386, 6453), (4302, 5079)]