10821202

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1987}}^1$

素因数の和:2385

約数の個数: 16

約数和(自身を含む): 18607680

約数和(自身を除く): 7786478

約数列:

[1, 2, 7, 14, 389, 778, 1987, 2723, 3974, 5446, 13909, 27818, 772943, 1545886, 5410601, 10821202]

約数ペア:

[(1, 10821202), (2, 5410601), (7, 1545886), (14, 772943), (389, 27818), (778, 13909), (1987, 5446), (2723, 3974)]