21482678

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7559}}^1$

素因数の和:7604

約数の個数: 24

約数和(自身を含む): 38782800

約数和(自身を除く): 17300122

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7559, 15118, 52913, 105826, 219211, 370391, 438422, 740782, 1534477, 3068954, 10741339, 21482678]

約数ペア:

[(1, 21482678), (2, 10741339), (7, 3068954), (14, 1534477), (29, 740782), (49, 438422), (58, 370391), (98, 219211), (203, 105826), (406, 52913), (1421, 15118), (2842, 7559)]