21682071

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 32598384

約数和(自身を除く): 10916313

約数列:

[1, 3, 9, 41, 67, 123, 201, 369, 603, 877, 2631, 2747, 7893, 8241, 24723, 35957, 58759, 107871, 176277, 323613, 528831, 2409119, 7227357, 21682071]

約数ペア:

[(1, 21682071), (3, 7227357), (9, 2409119), (41, 528831), (67, 323613), (123, 176277), (201, 107871), (369, 58759), (603, 35957), (877, 24723), (2631, 8241), (2747, 7893)]