21000314865

素因数分解:

$3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1543}}^1\times {\mathrm{3373}}^1$

素因数の和:5193

約数の個数: 32

約数和(自身を含む): 33757274880

約数和(自身を除く): 12756960015

約数列:

[1, 3, 5, 15, 269, 807, 1345, 1543, 3373, 4035, 4629, 7715, 10119, 16865, 23145, 50595, 415067, 907337, 1245201, 2075335, 2722011, 4536685, 5204539, 6226005, 13610055, 15613617, 26022695, 78068085, 1400020991, 4200062973, 7000104955, 21000314865]

約数ペア:

[(1, 21000314865), (3, 7000104955), (5, 4200062973), (15, 1400020991), (269, 78068085), (807, 26022695), (1345, 15613617), (1543, 13610055), (3373, 6226005), (4035, 5204539), (4629, 4536685), (7715, 2722011), (10119, 2075335), (16865, 1245201), (23145, 907337), (50595, 415067)]