21738546

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3739}}^1$

素因数の和:3783

約数の個数: 48

約数和(自身を含む): 52509600

約数和(自身を除く): 30771054

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3739, 5814, 7478, 11217, 22434, 33651, 63563, 67302, 71041, 127126, 142082, 190689, 213123, 381378, 426246, 572067, 639369, 1144134, 1207697, 1278738, 2415394, 3623091, 7246182, 10869273, 21738546]

約数ペア:

[(1, 21738546), (2, 10869273), (3, 7246182), (6, 3623091), (9, 2415394), (17, 1278738), (18, 1207697), (19, 1144134), (34, 639369), (38, 572067), (51, 426246), (57, 381378), (102, 213123), (114, 190689), (153, 142082), (171, 127126), (306, 71041), (323, 67302), (342, 63563), (646, 33651), (969, 22434), (1938, 11217), (2907, 7478), (3739, 5814)]