21116116

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32789}}^1$

素因数の和:32823

約数の個数: 24

約数和(自身を含む): 44069760

約数和(自身を除く): 22953644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32789, 65578, 131156, 229523, 459046, 754147, 918092, 1508294, 3016588, 5279029, 10558058, 21116116]

約数ペア:

[(1, 21116116), (2, 10558058), (4, 5279029), (7, 3016588), (14, 1508294), (23, 918092), (28, 754147), (46, 459046), (92, 229523), (161, 131156), (322, 65578), (644, 32789)]