21764628721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1\times {\mathrm{12487}}^1$

素因数の和:13512

約数の個数: 16

約数和(自身を含む): 23897236608

約数和(自身を除く): 2132607887

約数列:

[1, 11, 193, 821, 2123, 9031, 12487, 137357, 158453, 1742983, 2409991, 10251827, 26509901, 112770097, 1978602611, 21764628721]

約数ペア:

[(1, 21764628721), (11, 1978602611), (193, 112770097), (821, 26509901), (2123, 10251827), (9031, 2409991), (12487, 1742983), (137357, 158453)]