21495728

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{46327}}^1$

素因数の和:46364

約数の個数: 20

約数和(自身を含む): 43085040

約数和(自身を除く): 21589312

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 46327, 92654, 185308, 370616, 741232, 1343483, 2686966, 5373932, 10747864, 21495728]

約数ペア:

[(1, 21495728), (2, 10747864), (4, 5373932), (8, 2686966), (16, 1343483), (29, 741232), (58, 370616), (116, 185308), (232, 92654), (464, 46327)]