21074526

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2087}}^1$

素因数の和:2126

約数の個数: 64

約数和(自身を含む): 54120960

約数和(自身を除く): 33046434

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 99, 102, 153, 187, 198, 297, 306, 374, 459, 561, 594, 918, 1122, 1683, 2087, 3366, 4174, 5049, 6261, 10098, 12522, 18783, 22957, 35479, 37566, 45914, 56349, 68871, 70958, 106437, 112698, 137742, 206613, 212874, 319311, 390269, 413226, 619839, 638622, 780538, 957933, 1170807, 1239678, 1915866, 2341614, 3512421, 7024842, 10537263, 21074526]

約数ペア:

[(1, 21074526), (2, 10537263), (3, 7024842), (6, 3512421), (9, 2341614), (11, 1915866), (17, 1239678), (18, 1170807), (22, 957933), (27, 780538), (33, 638622), (34, 619839), (51, 413226), (54, 390269), (66, 319311), (99, 212874), (102, 206613), (153, 137742), (187, 112698), (198, 106437), (297, 70958), (306, 68871), (374, 56349), (459, 45914), (561, 37566), (594, 35479), (918, 22957), (1122, 18783), (1683, 12522), (2087, 10098), (3366, 6261), (4174, 5049)]