21029588

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 37514400

約数和(自身を除く): 16484812

約数列:

[1, 2, 4, 109, 139, 218, 278, 347, 436, 556, 694, 1388, 15151, 30302, 37823, 48233, 60604, 75646, 96466, 151292, 192932, 5257397, 10514794, 21029588]

約数ペア:

[(1, 21029588), (2, 10514794), (4, 5257397), (109, 192932), (139, 151292), (218, 96466), (278, 75646), (347, 60604), (436, 48233), (556, 37823), (694, 30302), (1388, 15151)]