21976304

素因数分解:

$2^4\times 7^2\times {\mathrm{28031}}^1$

素因数の和:28053

約数の個数: 30

約数和(自身を含む): 49532544

約数和(自身を除く): 27556240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 28031, 56062, 112124, 196217, 224248, 392434, 448496, 784868, 1373519, 1569736, 2747038, 3139472, 5494076, 10988152, 21976304]

約数ペア:

[(1, 21976304), (2, 10988152), (4, 5494076), (7, 3139472), (8, 2747038), (14, 1569736), (16, 1373519), (28, 784868), (49, 448496), (56, 392434), (98, 224248), (112, 196217), (196, 112124), (392, 56062), (784, 28031)]