2100436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 4089344

約数和(自身を除く): 1988908

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1303, 1612, 2606, 5212, 16939, 33878, 40393, 67756, 80786, 161572, 525109, 1050218, 2100436]

約数ペア:

[(1, 2100436), (2, 1050218), (4, 525109), (13, 161572), (26, 80786), (31, 67756), (52, 40393), (62, 33878), (124, 16939), (403, 5212), (806, 2606), (1303, 1612)]