21698678561

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1\times {\mathrm{3169}}^1$

素因数の和:3869

約数の個数: 32

約数和(自身を含む): 26293248000

約数和(自身を除く): 4594569439

約数列:

[1, 7, 23, 71, 161, 497, 599, 1633, 3169, 4193, 11431, 13777, 22183, 42529, 72887, 96439, 224999, 297703, 510209, 978167, 1574993, 1898231, 5174977, 6847169, 13287617, 36224839, 43659313, 134774401, 305615191, 943420807, 3099811223, 21698678561]

約数ペア:

[(1, 21698678561), (7, 3099811223), (23, 943420807), (71, 305615191), (161, 134774401), (497, 43659313), (599, 36224839), (1633, 13287617), (3169, 6847169), (4193, 5174977), (11431, 1898231), (13777, 1574993), (22183, 978167), (42529, 510209), (72887, 297703), (96439, 224999)]