21914728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1901}}^1$

素因数の和:2049

約数の個数: 32

約数和(自身を含む): 45191520

約数和(自身を除く): 23276792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 131, 262, 524, 1048, 1441, 1901, 2882, 3802, 5764, 7604, 11528, 15208, 20911, 41822, 83644, 167288, 249031, 498062, 996124, 1992248, 2739341, 5478682, 10957364, 21914728]

約数ペア:

[(1, 21914728), (2, 10957364), (4, 5478682), (8, 2739341), (11, 1992248), (22, 996124), (44, 498062), (88, 249031), (131, 167288), (262, 83644), (524, 41822), (1048, 20911), (1441, 15208), (1901, 11528), (2882, 7604), (3802, 5764)]