21210849

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4201}}^1$

素因数の和:4238

約数の個数: 32

約数和(自身を含む): 36305280

約数和(自身を除く): 15094431

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 4201, 5049, 12603, 37809, 46211, 71417, 113427, 138633, 214251, 415899, 642753, 785587, 1247697, 1928259, 2356761, 7070283, 21210849]

約数ペア:

[(1, 21210849), (3, 7070283), (9, 2356761), (11, 1928259), (17, 1247697), (27, 785587), (33, 642753), (51, 415899), (99, 214251), (153, 138633), (187, 113427), (297, 71417), (459, 46211), (561, 37809), (1683, 12603), (4201, 5049)]