20950713

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8111}}^1$

素因数の和:8165

約数の個数: 24

約数和(自身を含む): 35433216

約数和(自身を除く): 14482503

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 8111, 24333, 56777, 72999, 170331, 332551, 510993, 997653, 2327857, 2992959, 6983571, 20950713]

約数ペア:

[(1, 20950713), (3, 6983571), (7, 2992959), (9, 2327857), (21, 997653), (41, 510993), (63, 332551), (123, 170331), (287, 72999), (369, 56777), (861, 24333), (2583, 8111)]