21431652

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{709}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 54868800

約数和(自身を除く): 33437148

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 229, 458, 687, 709, 916, 1374, 1418, 2127, 2519, 2748, 2836, 4254, 5038, 7557, 7799, 8508, 10076, 15114, 15598, 23397, 30228, 31196, 46794, 93588, 162361, 324722, 487083, 649444, 974166, 1785971, 1948332, 3571942, 5357913, 7143884, 10715826, 21431652]

約数ペア:

[(1, 21431652), (2, 10715826), (3, 7143884), (4, 5357913), (6, 3571942), (11, 1948332), (12, 1785971), (22, 974166), (33, 649444), (44, 487083), (66, 324722), (132, 162361), (229, 93588), (458, 46794), (687, 31196), (709, 30228), (916, 23397), (1374, 15598), (1418, 15114), (2127, 10076), (2519, 8508), (2748, 7799), (2836, 7557), (4254, 5038)]