21594412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40591}}^1$

素因数の和:40621

約数の個数: 24

約数和(自身を含む): 45463040

約数和(自身を除く): 23868628

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 40591, 81182, 162364, 284137, 568274, 771229, 1136548, 1542458, 3084916, 5398603, 10797206, 21594412]

約数ペア:

[(1, 21594412), (2, 10797206), (4, 5398603), (7, 3084916), (14, 1542458), (19, 1136548), (28, 771229), (38, 568274), (76, 284137), (133, 162364), (266, 81182), (532, 40591)]