21535492034

素因数分解:

$2^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2732237}}^1$

素因数の和:2732809

約数の個数: 16

約数和(自身を含む): 36983573568

約数和(自身を除く): 15448081534

約数列:

[1, 2, 7, 14, 563, 1126, 3941, 7882, 2732237, 5464474, 19125659, 38251318, 1538249431, 3076498862, 10767746017, 21535492034]

約数ペア:

[(1, 21535492034), (2, 10767746017), (7, 3076498862), (14, 1538249431), (563, 38251318), (1126, 19125659), (3941, 5464474), (7882, 2732237)]