21568488004

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33491441}}^1$

素因数の和:33491475

約数の個数: 24

約数和(自身を含む): 45012498048

約数和(自身を除く): 23444010044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 33491441, 66982882, 133965764, 234440087, 468880174, 770303143, 937760348, 1540606286, 3081212572, 5392122001, 10784244002, 21568488004]

約数ペア:

[(1, 21568488004), (2, 10784244002), (4, 5392122001), (7, 3081212572), (14, 1540606286), (23, 937760348), (28, 770303143), (46, 468880174), (92, 234440087), (161, 133965764), (322, 66982882), (644, 33491441)]