16221036

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103981}}^1$

素因数の和:104001

約数の個数: 24

約数和(自身を含む): 40760944

約数和(自身を除く): 24539908

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 103981, 207962, 311943, 415924, 623886, 1247772, 1351753, 2703506, 4055259, 5407012, 8110518, 16221036]

約数ペア:

[(1, 16221036), (2, 8110518), (3, 5407012), (4, 4055259), (6, 2703506), (12, 1351753), (13, 1247772), (26, 623886), (39, 415924), (52, 311943), (78, 207962), (156, 103981)]