21180493432

素因数分解:

$2^3\times 7^2\times {\mathrm{54031871}}^1$

素因数の和:54031891

約数の個数: 24

約数和(自身を含む): 46197250560

約数和(自身を除く): 25016757128

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 54031871, 108063742, 216127484, 378223097, 432254968, 756446194, 1512892388, 2647561679, 3025784776, 5295123358, 10590246716, 21180493432]

約数ペア:

[(1, 21180493432), (2, 10590246716), (4, 5295123358), (7, 3025784776), (8, 2647561679), (14, 1512892388), (28, 756446194), (49, 432254968), (56, 378223097), (98, 216127484), (196, 108063742), (392, 54031871)]