21655048

素因数分解:

$2^3\times {\mathrm{599}}^1\times {\mathrm{4519}}^1$

素因数の和:5124

約数の個数: 16

約数和(自身を含む): 40680000

約数和(自身を除く): 19024952

約数列:

[1, 2, 4, 8, 599, 1198, 2396, 4519, 4792, 9038, 18076, 36152, 2706881, 5413762, 10827524, 21655048]

約数ペア:

[(1, 21655048), (2, 10827524), (4, 5413762), (8, 2706881), (599, 36152), (1198, 18076), (2396, 9038), (4519, 4792)]