21672532

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 45948672

約数和(自身を除く): 24276140

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 461, 511, 644, 922, 1022, 1679, 1844, 2044, 3227, 3358, 6454, 6716, 10603, 11753, 12908, 21206, 23506, 33653, 42412, 47012, 67306, 74221, 134612, 148442, 235571, 296884, 471142, 774019, 942284, 1548038, 3096076, 5418133, 10836266, 21672532]

約数ペア:

[(1, 21672532), (2, 10836266), (4, 5418133), (7, 3096076), (14, 1548038), (23, 942284), (28, 774019), (46, 471142), (73, 296884), (92, 235571), (146, 148442), (161, 134612), (292, 74221), (322, 67306), (461, 47012), (511, 42412), (644, 33653), (922, 23506), (1022, 21206), (1679, 12908), (1844, 11753), (2044, 10603), (3227, 6716), (3358, 6454)]