21648441

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1931}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 29953728

約数和(自身を除く): 8305287

約数列:

[1, 3, 37, 101, 111, 303, 1931, 3737, 5793, 11211, 71447, 195031, 214341, 585093, 7216147, 21648441]

約数ペア:

[(1, 21648441), (3, 7216147), (37, 585093), (101, 214341), (111, 195031), (303, 71447), (1931, 11211), (3737, 5793)]