21512364

素因数分解:

$2^2\times 3^1\times {\mathrm{223}}^1\times {\mathrm{8039}}^1$

素因数の和:8269

約数の個数: 24

約数和(自身を含む): 50426880

約数和(自身を除く): 28914516

約数列:

[1, 2, 3, 4, 6, 12, 223, 446, 669, 892, 1338, 2676, 8039, 16078, 24117, 32156, 48234, 96468, 1792697, 3585394, 5378091, 7170788, 10756182, 21512364]

約数ペア:

[(1, 21512364), (2, 10756182), (3, 7170788), (4, 5378091), (6, 3585394), (12, 1792697), (223, 96468), (446, 48234), (669, 32156), (892, 24117), (1338, 16078), (2676, 8039)]