21697119483

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{8431}}^1$

素因数の和:8640

約数の個数: 64

約数和(自身を含む): 34451128320

約数和(自身を除く): 12754008837

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 151, 247, 299, 437, 453, 741, 897, 1311, 1963, 2869, 3473, 5681, 5889, 8431, 8607, 10419, 17043, 25293, 37297, 45149, 65987, 109603, 111891, 135447, 160189, 193913, 197961, 328809, 480567, 581739, 857831, 1273081, 2082457, 2520869, 2573493, 3684347, 3819243, 6247371, 7562607, 11053041, 16550053, 24188539, 29280863, 47896511, 49650159, 72565617, 87842589, 143689533, 314451007, 380651219, 556336397, 943353021, 1141953657, 1669009191, 7232373161, 21697119483]

約数ペア:

[(1, 21697119483), (3, 7232373161), (13, 1669009191), (19, 1141953657), (23, 943353021), (39, 556336397), (57, 380651219), (69, 314451007), (151, 143689533), (247, 87842589), (299, 72565617), (437, 49650159), (453, 47896511), (741, 29280863), (897, 24188539), (1311, 16550053), (1963, 11053041), (2869, 7562607), (3473, 6247371), (5681, 3819243), (5889, 3684347), (8431, 2573493), (8607, 2520869), (10419, 2082457), (17043, 1273081), (25293, 857831), (37297, 581739), (45149, 480567), (65987, 328809), (109603, 197961), (111891, 193913), (135447, 160189)]