21413524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{486671}}^1$

素因数の和:486686

約数の個数: 12

約数和(自身を含む): 40880448

約数和(自身を除く): 19466924

約数列:

[1, 2, 4, 11, 22, 44, 486671, 973342, 1946684, 5353381, 10706762, 21413524]

約数ペア:

[(1, 21413524), (2, 10706762), (4, 5353381), (11, 1946684), (22, 973342), (44, 486671)]