2191623

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 3603312

約数和(自身を除く): 1411689

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 877, 2499, 2631, 6139, 14909, 18417, 42973, 44727, 104363, 128919, 313089, 730541, 2191623]

約数ペア:

[(1, 2191623), (3, 730541), (7, 313089), (17, 128919), (21, 104363), (49, 44727), (51, 42973), (119, 18417), (147, 14909), (357, 6139), (833, 2631), (877, 2499)]