21043330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27329}}^1$

素因数の和:27354

約数の個数: 32

約数和(自身を含む): 47226240

約数和(自身を除く): 26182910

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27329, 54658, 136645, 191303, 273290, 300619, 382606, 601238, 956515, 1503095, 1913030, 2104333, 3006190, 4208666, 10521665, 21043330]

約数ペア:

[(1, 21043330), (2, 10521665), (5, 4208666), (7, 3006190), (10, 2104333), (11, 1913030), (14, 1503095), (22, 956515), (35, 601238), (55, 382606), (70, 300619), (77, 273290), (110, 191303), (154, 136645), (385, 54658), (770, 27329)]