21956146

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1471}}^1$

素因数の和:1929

約数の個数: 16

約数和(自身を含む): 34974720

約数和(自身を除く): 13018574

約数列:

[1, 2, 17, 34, 439, 878, 1471, 2942, 7463, 14926, 25007, 50014, 645769, 1291538, 10978073, 21956146]

約数ペア:

[(1, 21956146), (2, 10978073), (17, 1291538), (34, 645769), (439, 50014), (878, 25007), (1471, 14926), (2942, 7463)]