16421691

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 26046720

約数和(自身を除く): 9625029

約数列:

[1, 3, 11, 13, 33, 39, 101, 143, 303, 379, 429, 1111, 1137, 1313, 3333, 3939, 4169, 4927, 12507, 14443, 14781, 38279, 43329, 54197, 114837, 162591, 421069, 497627, 1263207, 1492881, 5473897, 16421691]

約数ペア:

[(1, 16421691), (3, 5473897), (11, 1492881), (13, 1263207), (33, 497627), (39, 421069), (101, 162591), (143, 114837), (303, 54197), (379, 43329), (429, 38279), (1111, 14781), (1137, 14443), (1313, 12507), (3333, 4927), (3939, 4169)]