21306073696

素因数分解:

$2^5\times {\mathrm{1667}}^1\times {\mathrm{399409}}^1$

素因数の和:401086

約数の個数: 24

約数和(自身を含む): 41971600440

約数和(自身を除く): 20665526744

約数列:

[1, 2, 4, 8, 16, 32, 1667, 3334, 6668, 13336, 26672, 53344, 399409, 798818, 1597636, 3195272, 6390544, 12781088, 665814803, 1331629606, 2663259212, 5326518424, 10653036848, 21306073696]

約数ペア:

[(1, 21306073696), (2, 10653036848), (4, 5326518424), (8, 2663259212), (16, 1331629606), (32, 665814803), (1667, 12781088), (3334, 6390544), (6668, 3195272), (13336, 1597636), (26672, 798818), (53344, 399409)]