21778917333

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1\times {\mathrm{4051}}^1$

素因数の和:4697

約数の個数: 32

約数和(自身を含む): 30777047040

約数和(自身を除く): 8998129707

約数列:

[1, 3, 19, 57, 257, 367, 771, 1101, 4051, 4883, 6973, 12153, 14649, 20919, 76969, 94319, 230907, 282957, 1041107, 1486717, 1792061, 3123321, 4460151, 5376183, 19781033, 28247623, 59343099, 84742869, 382086269, 1146258807, 7259639111, 21778917333]

約数ペア:

[(1, 21778917333), (3, 7259639111), (19, 1146258807), (57, 382086269), (257, 84742869), (367, 59343099), (771, 28247623), (1101, 19781033), (4051, 5376183), (4883, 4460151), (6973, 3123321), (12153, 1792061), (14649, 1486717), (20919, 1041107), (76969, 282957), (94319, 230907)]