21703076

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4451}}^1$

素因数の和:4531

約数の個数: 24

約数和(自身を含む): 40388544

約数和(自身を除く): 18685468

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 4451, 4876, 8902, 17804, 102373, 204746, 235903, 409492, 471806, 943612, 5425769, 10851538, 21703076]

約数ペア:

[(1, 21703076), (2, 10851538), (4, 5425769), (23, 943612), (46, 471806), (53, 409492), (92, 235903), (106, 204746), (212, 102373), (1219, 17804), (2438, 8902), (4451, 4876)]