21374742

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{53171}}^1$

素因数の和:53243

約数の個数: 16

約数和(自身を含む): 43388352

約数和(自身を除く): 22013610

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 53171, 106342, 159513, 319026, 3562457, 7124914, 10687371, 21374742]

約数ペア:

[(1, 21374742), (2, 10687371), (3, 7124914), (6, 3562457), (67, 319026), (134, 159513), (201, 106342), (402, 53171)]