21789342

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2297}}^1$

素因数の和:2353

約数の個数: 48

約数和(自身を含む): 51622272

約数和(自身を除く): 29832930

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 186, 279, 306, 527, 558, 1054, 1581, 2297, 3162, 4594, 4743, 6891, 9486, 13782, 20673, 39049, 41346, 71207, 78098, 117147, 142414, 213621, 234294, 351441, 427242, 640863, 702882, 1210519, 1281726, 2421038, 3631557, 7263114, 10894671, 21789342]

約数ペア:

[(1, 21789342), (2, 10894671), (3, 7263114), (6, 3631557), (9, 2421038), (17, 1281726), (18, 1210519), (31, 702882), (34, 640863), (51, 427242), (62, 351441), (93, 234294), (102, 213621), (153, 142414), (186, 117147), (279, 78098), (306, 71207), (527, 41346), (558, 39049), (1054, 20673), (1581, 13782), (2297, 9486), (3162, 6891), (4594, 4743)]