21621648

素因数分解:

$2^4\times 3^1\times {\mathrm{450451}}^1$

素因数の和:450462

約数の個数: 20

約数和(自身を含む): 55856048

約数和(自身を除く): 34234400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450451, 900902, 1351353, 1801804, 2702706, 3603608, 5405412, 7207216, 10810824, 21621648]

約数ペア:

[(1, 21621648), (2, 10810824), (3, 7207216), (4, 5405412), (6, 3603608), (8, 2702706), (12, 1801804), (16, 1351353), (24, 900902), (48, 450451)]