21730738

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{6163}}^1$

素因数の和:6249

約数の個数: 16

約数和(自身を含む): 34173216

約数和(自身を除く): 12442478

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 6163, 12326, 252683, 265009, 505366, 530018, 10865369, 21730738]

約数ペア:

[(1, 21730738), (2, 10865369), (41, 530018), (43, 505366), (82, 265009), (86, 252683), (1763, 12326), (3526, 6163)]