21000480686

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{52903}}^1$

素因数の和:53096

約数の個数: 32

約数和(自身を含む): 33276192768

約数和(自身を除く): 12275712082

約数列:

[1, 2, 41, 47, 82, 94, 103, 206, 1927, 3854, 4223, 4841, 8446, 9682, 52903, 105806, 198481, 396962, 2169023, 2486441, 4338046, 4972882, 5449009, 10898018, 101944081, 203888162, 223409369, 256103423, 446818738, 512206846, 10500240343, 21000480686]

約数ペア:

[(1, 21000480686), (2, 10500240343), (41, 512206846), (47, 446818738), (82, 256103423), (94, 223409369), (103, 203888162), (206, 101944081), (1927, 10898018), (3854, 5449009), (4223, 4972882), (4841, 4338046), (8446, 2486441), (9682, 2169023), (52903, 396962), (105806, 198481)]