21654008

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{21313}}^1$

素因数の和:21446

約数の個数: 16

約数和(自身を含む): 40922880

約数和(自身を除く): 19268872

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 21313, 42626, 85252, 170504, 2706751, 5413502, 10827004, 21654008]

約数ペア:

[(1, 21654008), (2, 10827004), (4, 5413502), (8, 2706751), (127, 170504), (254, 85252), (508, 42626), (1016, 21313)]