21590996

素因数分解:

$2^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1129}}^1$

素因数の和:1823

約数の個数: 24

約数和(自身を含む): 43283520

約数和(自身を除く): 21692524

約数列:

[1, 2, 4, 7, 14, 28, 683, 1129, 1366, 2258, 2732, 4516, 4781, 7903, 9562, 15806, 19124, 31612, 771107, 1542214, 3084428, 5397749, 10795498, 21590996]

約数ペア:

[(1, 21590996), (2, 10795498), (4, 5397749), (7, 3084428), (14, 1542214), (28, 771107), (683, 31612), (1129, 19124), (1366, 15806), (2258, 9562), (2732, 7903), (4516, 4781)]