211501808

素因数分解:

$2^4\times 7^1\times {\mathrm{1888409}}^1$

素因数の和:1888424

約数の個数: 20

約数和(自身を含む): 468325680

約数和(自身を除く): 256823872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1888409, 3776818, 7553636, 13218863, 15107272, 26437726, 30214544, 52875452, 105750904, 211501808]

約数ペア:

[(1, 211501808), (2, 105750904), (4, 52875452), (7, 30214544), (8, 26437726), (14, 15107272), (16, 13218863), (28, 7553636), (56, 3776818), (112, 1888409)]