21950266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5591}}^1$

素因数の和:5757

約数の個数: 16

約数和(自身を含む): 35699328

約数和(自身を除く): 13749062

約数列:

[1, 2, 13, 26, 151, 302, 1963, 3926, 5591, 11182, 72683, 145366, 844241, 1688482, 10975133, 21950266]

約数ペア:

[(1, 21950266), (2, 10975133), (13, 1688482), (26, 844241), (151, 145366), (302, 72683), (1963, 11182), (3926, 5591)]