21192304

素因数分解:

$2^4\times 7^2\times {\mathrm{27031}}^1$

素因数の和:27053

約数の個数: 30

約数和(自身を含む): 47765544

約数和(自身を除く): 26573240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 27031, 54062, 108124, 189217, 216248, 378434, 432496, 756868, 1324519, 1513736, 2649038, 3027472, 5298076, 10596152, 21192304]

約数ペア:

[(1, 21192304), (2, 10596152), (4, 5298076), (7, 3027472), (8, 2649038), (14, 1513736), (16, 1324519), (28, 756868), (49, 432496), (56, 378434), (98, 216248), (112, 189217), (196, 108124), (392, 54062), (784, 27031)]