21792411

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4111}}^1$

素因数の和:4167

約数の個数: 24

約数和(自身を含む): 34211840

約数和(自身を除く): 12419429

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 4111, 5301, 12333, 36999, 78109, 127441, 234327, 382323, 702981, 1146969, 2421379, 7264137, 21792411]

約数ペア:

[(1, 21792411), (3, 7264137), (9, 2421379), (19, 1146969), (31, 702981), (57, 382323), (93, 234327), (171, 127441), (279, 78109), (589, 36999), (1767, 12333), (4111, 5301)]