21583672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{245269}}^1$

素因数の和:245286

約数の個数: 16

約数和(自身を含む): 44148600

約数和(自身を除く): 22564928

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 245269, 490538, 981076, 1962152, 2697959, 5395918, 10791836, 21583672]

約数ペア:

[(1, 21583672), (2, 10791836), (4, 5395918), (8, 2697959), (11, 1962152), (22, 981076), (44, 490538), (88, 245269)]