21011392

素因数分解:

$2^6\times {\mathrm{328303}}^1$

素因数の和:328315

約数の個数: 14

約数和(自身を含む): 41694608

約数和(自身を除く): 20683216

約数列:

[1, 2, 4, 8, 16, 32, 64, 328303, 656606, 1313212, 2626424, 5252848, 10505696, 21011392]

約数ペア:

[(1, 21011392), (2, 10505696), (4, 5252848), (8, 2626424), (16, 1313212), (32, 656606), (64, 328303)]