21124164

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 50577408

約数和(自身を除く): 29453244

約数列:

[1, 2, 3, 4, 6, 12, 83, 127, 166, 167, 249, 254, 332, 334, 381, 498, 501, 508, 668, 762, 996, 1002, 1524, 2004, 10541, 13861, 21082, 21209, 27722, 31623, 41583, 42164, 42418, 55444, 63246, 63627, 83166, 84836, 126492, 127254, 166332, 254508, 1760347, 3520694, 5281041, 7041388, 10562082, 21124164]

約数ペア:

[(1, 21124164), (2, 10562082), (3, 7041388), (4, 5281041), (6, 3520694), (12, 1760347), (83, 254508), (127, 166332), (166, 127254), (167, 126492), (249, 84836), (254, 83166), (332, 63627), (334, 63246), (381, 55444), (498, 42418), (501, 42164), (508, 41583), (668, 31623), (762, 27722), (996, 21209), (1002, 21082), (1524, 13861), (2004, 10541)]