21366963

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41651}}^1$

素因数の和:41679

約数の個数: 16

約数和(自身を含む): 33321600

約数和(自身を除く): 11954637

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 41651, 124953, 374859, 791369, 1124577, 2374107, 7122321, 21366963]

約数ペア:

[(1, 21366963), (3, 7122321), (9, 2374107), (19, 1124577), (27, 791369), (57, 374859), (171, 124953), (513, 41651)]