21348216

素因数分解:

$2^3\times 3^2\times {\mathrm{296503}}^1$

素因数の和:296515

約数の個数: 24

約数和(自身を含む): 57818280

約数和(自身を除く): 36470064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 296503, 593006, 889509, 1186012, 1779018, 2372024, 2668527, 3558036, 5337054, 7116072, 10674108, 21348216]

約数ペア:

[(1, 21348216), (2, 10674108), (3, 7116072), (4, 5337054), (6, 3558036), (8, 2668527), (9, 2372024), (12, 1779018), (18, 1186012), (24, 889509), (36, 593006), (72, 296503)]