21599732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3691}}^1$

素因数の和:3732

約数の個数: 48

約数和(自身を含む): 49620480

約数和(自身を除く): 28020748

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 3691, 5852, 7382, 14764, 25837, 40601, 51674, 70129, 81202, 103348, 140258, 162404, 280516, 284207, 490903, 568414, 771419, 981806, 1136828, 1542838, 1963612, 3085676, 5399933, 10799866, 21599732]

約数ペア:

[(1, 21599732), (2, 10799866), (4, 5399933), (7, 3085676), (11, 1963612), (14, 1542838), (19, 1136828), (22, 981806), (28, 771419), (38, 568414), (44, 490903), (76, 284207), (77, 280516), (133, 162404), (154, 140258), (209, 103348), (266, 81202), (308, 70129), (418, 51674), (532, 40601), (836, 25837), (1463, 14764), (2926, 7382), (3691, 5852)]