21609957655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{45863}}^1$

素因数の和:46551

約数の個数: 32

約数和(自身を含む): 30512401920

約数和(自身を除く): 8902444265

約数列:

[1, 5, 11, 13, 55, 65, 143, 659, 715, 3295, 7249, 8567, 36245, 42835, 45863, 94237, 229315, 471185, 504493, 596219, 2522465, 2981095, 6558409, 30223717, 32792045, 151118585, 332460887, 392908321, 1662304435, 1964541605, 4321991531, 21609957655]

約数ペア:

[(1, 21609957655), (5, 4321991531), (11, 1964541605), (13, 1662304435), (55, 392908321), (65, 332460887), (143, 151118585), (659, 32792045), (715, 30223717), (3295, 6558409), (7249, 2981095), (8567, 2522465), (36245, 596219), (42835, 504493), (45863, 471185), (94237, 229315)]