21000343316

素因数分解:

$2^2\times {\mathrm{739}}^1\times {\mathrm{7104311}}^1$

素因数の和:7105054

約数の個数: 12

約数和(自身を含む): 36800336160

約数和(自身を除く): 15799992844

約数列:

[1, 2, 4, 739, 1478, 2956, 7104311, 14208622, 28417244, 5250085829, 10500171658, 21000343316]

約数ペア:

[(1, 21000343316), (2, 10500171658), (4, 5250085829), (739, 28417244), (1478, 14208622), (2956, 7104311)]