21986664

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{130873}}^1$

素因数の和:130889

約数の個数: 32

約数和(自身を含む): 62819520

約数和(自身を除く): 40832856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 130873, 261746, 392619, 523492, 785238, 916111, 1046984, 1570476, 1832222, 2748333, 3140952, 3664444, 5496666, 7328888, 10993332, 21986664]

約数ペア:

[(1, 21986664), (2, 10993332), (3, 7328888), (4, 5496666), (6, 3664444), (7, 3140952), (8, 2748333), (12, 1832222), (14, 1570476), (21, 1046984), (24, 916111), (28, 785238), (42, 523492), (56, 392619), (84, 261746), (168, 130873)]