21487674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{21191}}^1$

素因数の和:21222

約数の個数: 24

約数和(自身を含む): 46537632

約数和(自身を除く): 25049958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 21191, 42382, 63573, 127146, 275483, 550966, 826449, 1652898, 3581279, 7162558, 10743837, 21487674]

約数ペア:

[(1, 21487674), (2, 10743837), (3, 7162558), (6, 3581279), (13, 1652898), (26, 826449), (39, 550966), (78, 275483), (169, 127146), (338, 63573), (507, 42382), (1014, 21191)]