21268527

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{2339}}^1$

素因数の和:2782

約数の個数: 16

約数和(自身を含む): 32497920

約数和(自身を除く): 11229393

約数列:

[1, 3, 7, 21, 433, 1299, 2339, 3031, 7017, 9093, 16373, 49119, 1012787, 3038361, 7089509, 21268527]

約数ペア:

[(1, 21268527), (3, 7089509), (7, 3038361), (21, 1012787), (433, 49119), (1299, 16373), (2339, 9093), (3031, 7017)]