21658164

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3491}}^1$

素因数の和:3556

約数の個数: 48

約数和(自身を含む): 56318976

約数和(自身を除く): 34660812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 132, 141, 188, 282, 517, 564, 1034, 1551, 2068, 3102, 3491, 6204, 6982, 10473, 13964, 20946, 38401, 41892, 76802, 115203, 153604, 164077, 230406, 328154, 460812, 492231, 656308, 984462, 1804847, 1968924, 3609694, 5414541, 7219388, 10829082, 21658164]

約数ペア:

[(1, 21658164), (2, 10829082), (3, 7219388), (4, 5414541), (6, 3609694), (11, 1968924), (12, 1804847), (22, 984462), (33, 656308), (44, 492231), (47, 460812), (66, 328154), (94, 230406), (132, 164077), (141, 153604), (188, 115203), (282, 76802), (517, 41892), (564, 38401), (1034, 20946), (1551, 13964), (2068, 10473), (3102, 6982), (3491, 6204)]