21227514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4177}}^1$

素因数の和:4211

約数の個数: 48

約数和(自身を含む): 53344704

約数和(自身を除く): 32117190

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 363, 462, 726, 847, 1694, 2541, 4177, 5082, 8354, 12531, 25062, 29239, 45947, 58478, 87717, 91894, 137841, 175434, 275682, 321629, 505417, 643258, 964887, 1010834, 1516251, 1929774, 3032502, 3537919, 7075838, 10613757, 21227514]

約数ペア:

[(1, 21227514), (2, 10613757), (3, 7075838), (6, 3537919), (7, 3032502), (11, 1929774), (14, 1516251), (21, 1010834), (22, 964887), (33, 643258), (42, 505417), (66, 321629), (77, 275682), (121, 175434), (154, 137841), (231, 91894), (242, 87717), (363, 58478), (462, 45947), (726, 29239), (847, 25062), (1694, 12531), (2541, 8354), (4177, 5082)]