21713155919

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{4637}}^1\times {\mathrm{7351}}^1$

素因数の和:12015

約数の個数: 24

約数和(自身を含む): 27210663648

約数和(自身を除く): 5497507729

約数列:

[1, 7, 13, 49, 91, 637, 4637, 7351, 32459, 51457, 60281, 95563, 227213, 360199, 421967, 668941, 2953769, 4682587, 34086587, 238606109, 443125631, 1670242763, 3101879417, 21713155919]

約数ペア:

[(1, 21713155919), (7, 3101879417), (13, 1670242763), (49, 443125631), (91, 238606109), (637, 34086587), (4637, 4682587), (7351, 2953769), (32459, 668941), (51457, 421967), (60281, 360199), (95563, 227213)]