21502414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1\times {\mathrm{787}}^1$

素因数の和:1527

約数の個数: 16

約数和(自身を含む): 34041600

約数和(自身を除く): 12539186

約数列:

[1, 2, 19, 38, 719, 787, 1438, 1574, 13661, 14953, 27322, 29906, 565853, 1131706, 10751207, 21502414]

約数ペア:

[(1, 21502414), (2, 10751207), (19, 1131706), (38, 565853), (719, 29906), (787, 27322), (1438, 14953), (1574, 13661)]