21773686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1163}}^1$

素因数の和:1236

約数の個数: 32

約数和(自身を含む): 38216448

約数和(自身を除く): 16442762

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 253, 407, 506, 814, 851, 1163, 1702, 2326, 9361, 12793, 18722, 25586, 26749, 43031, 53498, 86062, 294239, 473341, 588478, 946682, 989713, 1979426, 10886843, 21773686]

約数ペア:

[(1, 21773686), (2, 10886843), (11, 1979426), (22, 989713), (23, 946682), (37, 588478), (46, 473341), (74, 294239), (253, 86062), (407, 53498), (506, 43031), (814, 26749), (851, 25586), (1163, 18722), (1702, 12793), (2326, 9361)]