21564156968

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{557}}^1\times {\mathrm{118033}}^1$

素因数の和:118637

約数の個数: 32

約数和(自身を含む): 41493672360

約数和(自身を除く): 19929515392

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 557, 1114, 2228, 4456, 22837, 45674, 91348, 118033, 182696, 236066, 472132, 944264, 4839353, 9678706, 19357412, 38714824, 65744381, 131488762, 262977524, 525955048, 2695519621, 5391039242, 10782078484, 21564156968]

約数ペア:

[(1, 21564156968), (2, 10782078484), (4, 5391039242), (8, 2695519621), (41, 525955048), (82, 262977524), (164, 131488762), (328, 65744381), (557, 38714824), (1114, 19357412), (2228, 9678706), (4456, 4839353), (22837, 944264), (45674, 472132), (91348, 236066), (118033, 182696)]