21644793

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{5309}}^1$

素因数の和:5469

約数の個数: 16

約数和(自身を含む): 32284800

約数和(自身を除く): 10640007

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 5309, 15927, 47781, 143343, 801659, 2404977, 7214931, 21644793]

約数ペア:

[(1, 21644793), (3, 7214931), (9, 2404977), (27, 801659), (151, 143343), (453, 47781), (1359, 15927), (4077, 5309)]