21083696

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{45439}}^1$

素因数の和:45476

約数の個数: 20

約数和(自身を含む): 42259200

約数和(自身を除く): 21175504

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 45439, 90878, 181756, 363512, 727024, 1317731, 2635462, 5270924, 10541848, 21083696]

約数ペア:

[(1, 21083696), (2, 10541848), (4, 5270924), (8, 2635462), (16, 1317731), (29, 727024), (58, 363512), (116, 181756), (232, 90878), (464, 45439)]