21821508

素因数分解:

$2^2\times 3^3\times {\mathrm{97}}^1\times {\mathrm{2083}}^1$

素因数の和:2193

約数の個数: 48

約数和(自身を含む): 57184960

約数和(自身を除く): 35363452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 97, 108, 194, 291, 388, 582, 873, 1164, 1746, 2083, 2619, 3492, 4166, 5238, 6249, 8332, 10476, 12498, 18747, 24996, 37494, 56241, 74988, 112482, 202051, 224964, 404102, 606153, 808204, 1212306, 1818459, 2424612, 3636918, 5455377, 7273836, 10910754, 21821508]

約数ペア:

[(1, 21821508), (2, 10910754), (3, 7273836), (4, 5455377), (6, 3636918), (9, 2424612), (12, 1818459), (18, 1212306), (27, 808204), (36, 606153), (54, 404102), (97, 224964), (108, 202051), (194, 112482), (291, 74988), (388, 56241), (582, 37494), (873, 24996), (1164, 18747), (1746, 12498), (2083, 10476), (2619, 8332), (3492, 6249), (4166, 5238)]