21048610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1069}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 41601600

約数和(自身を除く): 20552990

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1069, 1790, 1969, 2138, 3938, 5345, 9845, 10690, 11759, 19690, 23518, 58795, 117590, 191351, 382702, 956755, 1913510, 2104861, 4209722, 10524305, 21048610]

約数ペア:

[(1, 21048610), (2, 10524305), (5, 4209722), (10, 2104861), (11, 1913510), (22, 956755), (55, 382702), (110, 191351), (179, 117590), (358, 58795), (895, 23518), (1069, 19690), (1790, 11759), (1969, 10690), (2138, 9845), (3938, 5345)]