21364797

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 10153923

約数列:

[1, 3, 19, 31, 57, 93, 107, 113, 321, 339, 589, 1767, 2033, 2147, 3317, 3503, 6099, 6441, 9951, 10509, 12091, 36273, 63023, 66557, 189069, 199671, 229729, 374821, 689187, 1124463, 7121599, 21364797]

約数ペア:

[(1, 21364797), (3, 7121599), (19, 1124463), (31, 689187), (57, 374821), (93, 229729), (107, 199671), (113, 189069), (321, 66557), (339, 63023), (589, 36273), (1767, 12091), (2033, 10509), (2147, 9951), (3317, 6441), (3503, 6099)]