21625376

素因数分解:

$2^5\times {\mathrm{643}}^1\times {\mathrm{1051}}^1$

素因数の和:1704

約数の個数: 24

約数和(自身を含む): 42681744

約数和(自身を除く): 21056368

約数列:

[1, 2, 4, 8, 16, 32, 643, 1051, 1286, 2102, 2572, 4204, 5144, 8408, 10288, 16816, 20576, 33632, 675793, 1351586, 2703172, 5406344, 10812688, 21625376]

約数ペア:

[(1, 21625376), (2, 10812688), (4, 5406344), (8, 2703172), (16, 1351586), (32, 675793), (643, 33632), (1051, 20576), (1286, 16816), (2102, 10288), (2572, 8408), (4204, 5144)]