21070204

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{463}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 38248448

約数和(自身を除く): 17178244

約数列:

[1, 2, 4, 31, 62, 124, 367, 463, 734, 926, 1468, 1852, 11377, 14353, 22754, 28706, 45508, 57412, 169921, 339842, 679684, 5267551, 10535102, 21070204]

約数ペア:

[(1, 21070204), (2, 10535102), (4, 5267551), (31, 679684), (62, 339842), (124, 169921), (367, 57412), (463, 45508), (734, 28706), (926, 22754), (1468, 14353), (1852, 11377)]