21807182877

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{822013}}^1$

素因数の和:822292

約数の個数: 16

約数和(自身を含む): 29987070720

約数和(自身を除く): 8179887843

約数列:

[1, 3, 37, 111, 239, 717, 8843, 26529, 822013, 2466039, 30414481, 91243443, 196461107, 589383321, 7269060959, 21807182877]

約数ペア:

[(1, 21807182877), (3, 7269060959), (37, 589383321), (111, 196461107), (239, 91243443), (717, 30414481), (8843, 2466039), (26529, 822013)]