21788886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4591}}^1$

素因数の和:4716

約数の個数: 32

約数和(自身を含む): 50254848

約数和(自身を除く): 28465962

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4591, 4746, 9182, 13773, 27546, 32137, 64274, 96411, 192822, 518783, 1037566, 1556349, 3112698, 3631481, 7262962, 10894443, 21788886]

約数ペア:

[(1, 21788886), (2, 10894443), (3, 7262962), (6, 3631481), (7, 3112698), (14, 1556349), (21, 1037566), (42, 518783), (113, 192822), (226, 96411), (339, 64274), (678, 32137), (791, 27546), (1582, 13773), (2373, 9182), (4591, 4746)]