21550088

素因数分解:

$2^3\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1109}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 46353600

約数和(自身を除く): 24803512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 347, 694, 1109, 1388, 2218, 2429, 2776, 4436, 4858, 7763, 8872, 9716, 15526, 19432, 31052, 62104, 384823, 769646, 1539292, 2693761, 3078584, 5387522, 10775044, 21550088]

約数ペア:

[(1, 21550088), (2, 10775044), (4, 5387522), (7, 3078584), (8, 2693761), (14, 1539292), (28, 769646), (56, 384823), (347, 62104), (694, 31052), (1109, 19432), (1388, 15526), (2218, 9716), (2429, 8872), (2776, 7763), (4436, 4858)]