21854224

素因数分解:

$2^4\times 7^1\times {\mathrm{195127}}^1$

素因数の和:195142

約数の個数: 20

約数和(自身を含む): 48391744

約数和(自身を除く): 26537520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 195127, 390254, 780508, 1365889, 1561016, 2731778, 3122032, 5463556, 10927112, 21854224]

約数ペア:

[(1, 21854224), (2, 10927112), (4, 5463556), (7, 3122032), (8, 2731778), (14, 1561016), (16, 1365889), (28, 780508), (56, 390254), (112, 195127)]