20933493

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{593}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 32750784

約数和(自身を除く): 11817291

約数列:

[1, 3, 7, 21, 41, 123, 287, 593, 861, 1681, 1779, 4151, 5043, 11767, 12453, 24313, 35301, 72939, 170191, 510573, 996833, 2990499, 6977831, 20933493]

約数ペア:

[(1, 20933493), (3, 6977831), (7, 2990499), (21, 996833), (41, 510573), (123, 170191), (287, 72939), (593, 35301), (861, 24313), (1681, 12453), (1779, 11767), (4151, 5043)]