21941524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{11597}}^1$

素因数の和:11655

約数の個数: 24

約数和(自身を含む): 42866208

約数和(自身を除く): 20924684

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 11597, 23194, 46388, 127567, 255134, 498671, 510268, 997342, 1994684, 5485381, 10970762, 21941524]

約数ペア:

[(1, 21941524), (2, 10970762), (4, 5485381), (11, 1994684), (22, 997342), (43, 510268), (44, 498671), (86, 255134), (172, 127567), (473, 46388), (946, 23194), (1892, 11597)]