21783346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 37296000

約数和(自身を除く): 15512654

約数列:

[1, 2, 13, 23, 26, 46, 73, 146, 299, 499, 598, 949, 998, 1679, 1898, 3358, 6487, 11477, 12974, 21827, 22954, 36427, 43654, 72854, 149201, 298402, 473551, 837821, 947102, 1675642, 10891673, 21783346]

約数ペア:

[(1, 21783346), (2, 10891673), (13, 1675642), (23, 947102), (26, 837821), (46, 473551), (73, 298402), (146, 149201), (299, 72854), (499, 43654), (598, 36427), (949, 22954), (998, 21827), (1679, 12974), (1898, 11477), (3358, 6487)]