21767538

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21467}}^1$

素因数の和:21498

約数の個数: 24

約数和(自身を含む): 47143728

約数和(自身を除く): 25376190

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21467, 42934, 64401, 128802, 279071, 558142, 837213, 1674426, 3627923, 7255846, 10883769, 21767538]

約数ペア:

[(1, 21767538), (2, 10883769), (3, 7255846), (6, 3627923), (13, 1674426), (26, 837213), (39, 558142), (78, 279071), (169, 128802), (338, 64401), (507, 42934), (1014, 21467)]