21362935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{20443}}^1$

素因数の和:20478

約数の個数: 16

約数和(自身を含む): 29439360

約数和(自身を除く): 8076425

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 20443, 102215, 224873, 388417, 1124365, 1942085, 4272587, 21362935]

約数ペア:

[(1, 21362935), (5, 4272587), (11, 1942085), (19, 1124365), (55, 388417), (95, 224873), (209, 102215), (1045, 20443)]