21079266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5099}}^1$

素因数の和:5170

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 25187934

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 5099, 10198, 15297, 30594, 66287, 132574, 198861, 270247, 397722, 540494, 810741, 1621482, 3513211, 7026422, 10539633, 21079266]

約数ペア:

[(1, 21079266), (2, 10539633), (3, 7026422), (6, 3513211), (13, 1621482), (26, 810741), (39, 540494), (53, 397722), (78, 270247), (106, 198861), (159, 132574), (318, 66287), (689, 30594), (1378, 15297), (2067, 10198), (4134, 5099)]