21000362876

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{33151}}^1$

素因数の和:33354

約数の個数: 48

約数和(自身を含む): 39209533440

約数和(自身を除く): 18209170564

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 127, 172, 254, 508, 1247, 2494, 3683, 4988, 5461, 7366, 10922, 14732, 21844, 33151, 66302, 132604, 158369, 316738, 633476, 961379, 1425493, 1922758, 2850986, 3845516, 4210177, 5701972, 8420354, 16840708, 41339297, 82678594, 122095133, 165357188, 181037611, 244190266, 362075222, 488380532, 724150444, 5250090719, 10500181438, 21000362876]

約数ペア:

[(1, 21000362876), (2, 10500181438), (4, 5250090719), (29, 724150444), (43, 488380532), (58, 362075222), (86, 244190266), (116, 181037611), (127, 165357188), (172, 122095133), (254, 82678594), (508, 41339297), (1247, 16840708), (2494, 8420354), (3683, 5701972), (4988, 4210177), (5461, 3845516), (7366, 2850986), (10922, 1922758), (14732, 1425493), (21844, 961379), (33151, 633476), (66302, 316738), (132604, 158369)]