21003702972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250044083}}^1$

素因数の和:250044097

約数の個数: 24

約数和(自身を含む): 56009874816

約数和(自身を除く): 35006171844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250044083, 500088166, 750132249, 1000176332, 1500264498, 1750308581, 3000528996, 3500617162, 5250925743, 7001234324, 10501851486, 21003702972]

約数ペア:

[(1, 21003702972), (2, 10501851486), (3, 7001234324), (4, 5250925743), (6, 3500617162), (7, 3000528996), (12, 1750308581), (14, 1500264498), (21, 1000176332), (28, 750132249), (42, 500088166), (84, 250044083)]