21024892

素因数分解:

$2^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1217}}^1$

素因数の和:1845

約数の個数: 24

約数和(自身を含む): 42152544

約数和(自身を除く): 21127652

約数列:

[1, 2, 4, 7, 14, 28, 617, 1217, 1234, 2434, 2468, 4319, 4868, 8519, 8638, 17038, 17276, 34076, 750889, 1501778, 3003556, 5256223, 10512446, 21024892]

約数ペア:

[(1, 21024892), (2, 10512446), (4, 5256223), (7, 3003556), (14, 1501778), (28, 750889), (617, 34076), (1217, 17276), (1234, 17038), (2434, 8638), (2468, 8519), (4319, 4868)]