21643296

素因数分解:

$2^5\times 3^1\times {\mathrm{131}}^1\times {\mathrm{1721}}^1$

素因数の和:1865

約数の個数: 48

約数和(自身を含む): 57280608

約数和(自身を除く): 35637312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 131, 262, 393, 524, 786, 1048, 1572, 1721, 2096, 3144, 3442, 4192, 5163, 6288, 6884, 10326, 12576, 13768, 20652, 27536, 41304, 55072, 82608, 165216, 225451, 450902, 676353, 901804, 1352706, 1803608, 2705412, 3607216, 5410824, 7214432, 10821648, 21643296]

約数ペア:

[(1, 21643296), (2, 10821648), (3, 7214432), (4, 5410824), (6, 3607216), (8, 2705412), (12, 1803608), (16, 1352706), (24, 901804), (32, 676353), (48, 450902), (96, 225451), (131, 165216), (262, 82608), (393, 55072), (524, 41304), (786, 27536), (1048, 20652), (1572, 13768), (1721, 12576), (2096, 10326), (3144, 6884), (3442, 6288), (4192, 5163)]