21970844

素因数分解:

$2^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{2917}}^1$

素因数の和:3197

約数の個数: 24

約数和(自身を含む): 44120160

約数和(自身を除く): 22149316

約数列:

[1, 2, 4, 7, 14, 28, 269, 538, 1076, 1883, 2917, 3766, 5834, 7532, 11668, 20419, 40838, 81676, 784673, 1569346, 3138692, 5492711, 10985422, 21970844]

約数ペア:

[(1, 21970844), (2, 10985422), (4, 5492711), (7, 3138692), (14, 1569346), (28, 784673), (269, 81676), (538, 40838), (1076, 20419), (1883, 11668), (2917, 7532), (3766, 5834)]