21773310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55829}}^1$

素因数の和:55852

約数の個数: 32

約数和(自身を含む): 56276640

約数和(自身を除く): 34503330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55829, 111658, 167487, 279145, 334974, 558290, 725777, 837435, 1451554, 1674870, 2177331, 3628885, 4354662, 7257770, 10886655, 21773310]

約数ペア:

[(1, 21773310), (2, 10886655), (3, 7257770), (5, 4354662), (6, 3628885), (10, 2177331), (13, 1674870), (15, 1451554), (26, 837435), (30, 725777), (39, 558290), (65, 334974), (78, 279145), (130, 167487), (195, 111658), (390, 55829)]