21495298

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26407}}^1$

素因数の和:26457

約数の個数: 16

約数和(自身を含む): 36126144

約数和(自身を除く): 14630846

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26407, 52814, 290477, 580954, 977059, 1954118, 10747649, 21495298]

約数ペア:

[(1, 21495298), (2, 10747649), (11, 1954118), (22, 977059), (37, 580954), (74, 290477), (407, 52814), (814, 26407)]