22161771

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 36036000

約数和(自身を除く): 13874229

約数列:

[1, 3, 9, 19, 29, 41, 57, 87, 109, 123, 171, 261, 327, 369, 551, 779, 981, 1189, 1653, 2071, 2337, 3161, 3567, 4469, 4959, 6213, 7011, 9483, 10701, 13407, 18639, 22591, 28449, 40221, 60059, 67773, 84911, 129601, 180177, 203319, 254733, 388803, 540531, 764199, 1166409, 2462419, 7387257, 22161771]

約数ペア:

[(1, 22161771), (3, 7387257), (9, 2462419), (19, 1166409), (29, 764199), (41, 540531), (57, 388803), (87, 254733), (109, 203319), (123, 180177), (171, 129601), (261, 84911), (327, 67773), (369, 60059), (551, 40221), (779, 28449), (981, 22591), (1189, 18639), (1653, 13407), (2071, 10701), (2337, 9483), (3161, 7011), (3567, 6213), (4469, 4959)]