21542708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16883}}^1$

素因数の和:16927

約数の個数: 24

約数和(自身を含む): 42547680

約数和(自身を除く): 21004972

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 16883, 33766, 67532, 185713, 371426, 489607, 742852, 979214, 1958428, 5385677, 10771354, 21542708]

約数ペア:

[(1, 21542708), (2, 10771354), (4, 5385677), (11, 1958428), (22, 979214), (29, 742852), (44, 489607), (58, 371426), (116, 185713), (319, 67532), (638, 33766), (1276, 16883)]