21286589182

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{366139}}^1$

素因数の和:366891

約数の個数: 16

約数和(自身を含む): 32754884400

約数和(自身を除く): 11468295218

約数列:

[1, 2, 41, 82, 709, 1418, 29069, 58138, 366139, 732278, 15011699, 30023398, 259592551, 519185102, 10643294591, 21286589182]

約数ペア:

[(1, 21286589182), (2, 10643294591), (41, 519185102), (82, 259592551), (709, 30023398), (1418, 15011699), (29069, 732278), (58138, 366139)]