21785504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{52369}}^1$

素因数の和:52392

約数の個数: 24

約数和(自身を含む): 46190340

約数和(自身を除く): 24404836

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 52369, 104738, 209476, 418952, 680797, 837904, 1361594, 1675808, 2723188, 5446376, 10892752, 21785504]

約数ペア:

[(1, 21785504), (2, 10892752), (4, 5446376), (8, 2723188), (13, 1675808), (16, 1361594), (26, 837904), (32, 680797), (52, 418952), (104, 209476), (208, 104738), (416, 52369)]