21384234

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2017}}^1$

素因数の和:2075

約数の個数: 48

約数和(自身を含む): 50369280

約数和(自身を除く): 28985046

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2017, 3534, 4034, 5301, 6051, 10602, 12102, 18153, 36306, 38323, 62527, 76646, 114969, 125054, 187581, 229938, 344907, 375162, 562743, 689814, 1125486, 1188013, 2376026, 3564039, 7128078, 10692117, 21384234]

約数ペア:

[(1, 21384234), (2, 10692117), (3, 7128078), (6, 3564039), (9, 2376026), (18, 1188013), (19, 1125486), (31, 689814), (38, 562743), (57, 375162), (62, 344907), (93, 229938), (114, 187581), (171, 125054), (186, 114969), (279, 76646), (342, 62527), (558, 38323), (589, 36306), (1178, 18153), (1767, 12102), (2017, 10602), (3534, 6051), (4034, 5301)]