21423564

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31321}}^1$

素因数の和:31350

約数の個数: 36

約数和(自身を含む): 57006040

約数和(自身を除く): 35582476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 31321, 62642, 93963, 125284, 187926, 281889, 375852, 563778, 595099, 1127556, 1190198, 1785297, 2380396, 3570594, 5355891, 7141188, 10711782, 21423564]

約数ペア:

[(1, 21423564), (2, 10711782), (3, 7141188), (4, 5355891), (6, 3570594), (9, 2380396), (12, 1785297), (18, 1190198), (19, 1127556), (36, 595099), (38, 563778), (57, 375852), (76, 281889), (114, 187926), (171, 125284), (228, 93963), (342, 62642), (684, 31321)]