21540318

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{14303}}^1$

素因数の和:14559

約数の個数: 16

約数和(自身を含む): 43255296

約数和(自身を除く): 21714978

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 14303, 28606, 42909, 85818, 3590053, 7180106, 10770159, 21540318]

約数ペア:

[(1, 21540318), (2, 10770159), (3, 7180106), (6, 3590053), (251, 85818), (502, 42909), (753, 28606), (1506, 14303)]