21363352

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{39857}}^1$

素因数の和:39930

約数の個数: 16

約数和(自身を含む): 40655160

約数和(自身を除く): 19291808

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 39857, 79714, 159428, 318856, 2670419, 5340838, 10681676, 21363352]

約数ペア:

[(1, 21363352), (2, 10681676), (4, 5340838), (8, 2670419), (67, 318856), (134, 159428), (268, 79714), (536, 39857)]