21653304379

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{751}}^1\times {\mathrm{34613}}^1$

素因数の和:35395

約数の個数: 24

約数和(自身を含む): 26706500928

約数和(自身を除く): 5053196549

約数列:

[1, 7, 17, 49, 119, 751, 833, 5257, 12767, 34613, 36799, 89369, 242291, 588421, 625583, 1696037, 4118947, 25994363, 28832629, 181960541, 441904171, 1273723787, 3093329197, 21653304379]

約数ペア:

[(1, 21653304379), (7, 3093329197), (17, 1273723787), (49, 441904171), (119, 181960541), (751, 28832629), (833, 25994363), (5257, 4118947), (12767, 1696037), (34613, 625583), (36799, 588421), (89369, 242291)]