21668056242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{515906101}}^1$

素因数の和:515906113

約数の個数: 16

約数和(自身を含む): 49526985792

約数和(自身を除く): 27858929550

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 515906101, 1031812202, 1547718303, 3095436606, 3611342707, 7222685414, 10834028121, 21668056242]

約数ペア:

[(1, 21668056242), (2, 10834028121), (3, 7222685414), (6, 3611342707), (7, 3095436606), (14, 1547718303), (21, 1031812202), (42, 515906101)]