21483693

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1069}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 40060800

約数和(自身を除く): 18577107

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1069, 1827, 2233, 2871, 3207, 6699, 7483, 9621, 11759, 20097, 22449, 31001, 35277, 67347, 82313, 93003, 105831, 217007, 246939, 279009, 341011, 651021, 740817, 1023033, 1953063, 2387077, 3069099, 7161231, 21483693]

約数ペア:

[(1, 21483693), (3, 7161231), (7, 3069099), (9, 2387077), (11, 1953063), (21, 1023033), (29, 740817), (33, 651021), (63, 341011), (77, 279009), (87, 246939), (99, 217007), (203, 105831), (231, 93003), (261, 82313), (319, 67347), (609, 35277), (693, 31001), (957, 22449), (1069, 20097), (1827, 11759), (2233, 9621), (2871, 7483), (3207, 6699)]