21042126

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{55667}}^1$

素因数の和:55685

約数の個数: 32

約数和(自身を含む): 53441280

約数和(自身を除く): 32399154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 55667, 111334, 167001, 334002, 389669, 501003, 779338, 1002006, 1169007, 1503009, 2338014, 3006018, 3507021, 7014042, 10521063, 21042126]

約数ペア:

[(1, 21042126), (2, 10521063), (3, 7014042), (6, 3507021), (7, 3006018), (9, 2338014), (14, 1503009), (18, 1169007), (21, 1002006), (27, 779338), (42, 501003), (54, 389669), (63, 334002), (126, 167001), (189, 111334), (378, 55667)]