21131198

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3064

約数の個数: 24

約数和(自身を含む): 36053640

約数和(自身を除く): 14922442

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 319, 638, 3011, 3509, 6022, 7018, 33121, 66242, 87319, 174638, 364331, 728662, 960509, 1921018, 10565599, 21131198]

約数ペア:

[(1, 21131198), (2, 10565599), (11, 1921018), (22, 960509), (29, 728662), (58, 364331), (121, 174638), (242, 87319), (319, 66242), (638, 33121), (3011, 7018), (3509, 6022)]