21204642

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{32423}}^1$

素因数の和:32537

約数の個数: 16

約数和(自身を含む): 42799680

約数和(自身を除く): 21595038

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 32423, 64846, 97269, 194538, 3534107, 7068214, 10602321, 21204642]

約数ペア:

[(1, 21204642), (2, 10602321), (3, 7068214), (6, 3534107), (109, 194538), (218, 97269), (327, 64846), (654, 32423)]