2159451

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 3604224

約数和(自身を除く): 1444773

約数列:

[1, 3, 7, 9, 21, 63, 151, 227, 453, 681, 1057, 1359, 1589, 2043, 3171, 4767, 9513, 14301, 34277, 102831, 239939, 308493, 719817, 2159451]

約数ペア:

[(1, 2159451), (3, 719817), (7, 308493), (9, 239939), (21, 102831), (63, 34277), (151, 14301), (227, 9513), (453, 4767), (681, 3171), (1057, 2043), (1359, 1589)]