21684084

素因数分解:

$2^2\times 3^1\times {\mathrm{353}}^1\times {\mathrm{5119}}^1$

素因数の和:5479

約数の個数: 24

約数和(自身を含む): 50749440

約数和(自身を除く): 29065356

約数列:

[1, 2, 3, 4, 6, 12, 353, 706, 1059, 1412, 2118, 4236, 5119, 10238, 15357, 20476, 30714, 61428, 1807007, 3614014, 5421021, 7228028, 10842042, 21684084]

約数ペア:

[(1, 21684084), (2, 10842042), (3, 7228028), (4, 5421021), (6, 3614014), (12, 1807007), (353, 61428), (706, 30714), (1059, 20476), (1412, 15357), (2118, 10238), (4236, 5119)]