21199080842

素因数分解:

$2^1\times {\mathrm{439}}^1\times {\mathrm{719}}^1\times {\mathrm{33581}}^1$

素因数の和:34741

約数の個数: 16

約数和(自身を含む): 31916332800

約数和(自身を除く): 10717251958

約数列:

[1, 2, 439, 719, 878, 1438, 33581, 67162, 315641, 631282, 14742059, 24144739, 29484118, 48289478, 10599540421, 21199080842]

約数ペア:

[(1, 21199080842), (2, 10599540421), (439, 48289478), (719, 29484118), (878, 24144739), (1438, 14742059), (33581, 631282), (67162, 315641)]