21533316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256349}}^1$

素因数の和:256363

約数の個数: 24

約数和(自身を含む): 57422400

約数和(自身を除く): 35889084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256349, 512698, 769047, 1025396, 1538094, 1794443, 3076188, 3588886, 5383329, 7177772, 10766658, 21533316]

約数ペア:

[(1, 21533316), (2, 10766658), (3, 7177772), (4, 5383329), (6, 3588886), (7, 3076188), (12, 1794443), (14, 1538094), (21, 1025396), (28, 769047), (42, 512698), (84, 256349)]