21037284

素因数分解:

$2^2\times 3^2\times {\mathrm{311}}^1\times {\mathrm{1879}}^1$

素因数の和:2200

約数の個数: 36

約数和(自身を含む): 53376960

約数和(自身を除く): 32339676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 311, 622, 933, 1244, 1866, 1879, 2799, 3732, 3758, 5598, 5637, 7516, 11196, 11274, 16911, 22548, 33822, 67644, 584369, 1168738, 1753107, 2337476, 3506214, 5259321, 7012428, 10518642, 21037284]

約数ペア:

[(1, 21037284), (2, 10518642), (3, 7012428), (4, 5259321), (6, 3506214), (9, 2337476), (12, 1753107), (18, 1168738), (36, 584369), (311, 67644), (622, 33822), (933, 22548), (1244, 16911), (1866, 11274), (1879, 11196), (2799, 7516), (3732, 5637), (3758, 5598)]