21000455316

素因数分解:

$2^2\times 3^2\times {\mathrm{583345981}}^1$

素因数の和:583345991

約数の個数: 18

約数和(自身を含む): 53084484362

約数和(自身を除く): 32084029046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 583345981, 1166691962, 1750037943, 2333383924, 3500075886, 5250113829, 7000151772, 10500227658, 21000455316]

約数ペア:

[(1, 21000455316), (2, 10500227658), (3, 7000151772), (4, 5250113829), (6, 3500075886), (9, 2333383924), (12, 1750037943), (18, 1166691962), (36, 583345981)]