21673832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{142591}}^1$

素因数の和:142616

約数の個数: 16

約数和(自身を含む): 42777600

約数和(自身を除く): 21103768

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 142591, 285182, 570364, 1140728, 2709229, 5418458, 10836916, 21673832]

約数ペア:

[(1, 21673832), (2, 10836916), (4, 5418458), (8, 2709229), (19, 1140728), (38, 570364), (76, 285182), (152, 142591)]