21014270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{311}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 18410050

約数列:

[1, 2, 5, 10, 29, 58, 145, 233, 290, 311, 466, 622, 1165, 1555, 2330, 3110, 6757, 9019, 13514, 18038, 33785, 45095, 67570, 72463, 90190, 144926, 362315, 724630, 2101427, 4202854, 10507135, 21014270]

約数ペア:

[(1, 21014270), (2, 10507135), (5, 4202854), (10, 2101427), (29, 724630), (58, 362315), (145, 144926), (233, 90190), (290, 72463), (311, 67570), (466, 45095), (622, 33785), (1165, 18038), (1555, 13514), (2330, 9019), (3110, 6757)]