21166884

素因数分解:

$2^2\times 3^2\times {\mathrm{587969}}^1$

素因数の和:587979

約数の個数: 18

約数和(自身を含む): 53505270

約数和(自身を除く): 32338386

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 587969, 1175938, 1763907, 2351876, 3527814, 5291721, 7055628, 10583442, 21166884]

約数ペア:

[(1, 21166884), (2, 10583442), (3, 7055628), (4, 5291721), (6, 3527814), (9, 2351876), (12, 1763907), (18, 1175938), (36, 587969)]