21636438

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 44628192

約数和(自身を除く): 22991754

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 281, 313, 562, 626, 843, 939, 1686, 1878, 11521, 12833, 23042, 25666, 34563, 38499, 69126, 76998, 87953, 175906, 263859, 527718, 3606073, 7212146, 10818219, 21636438]

約数ペア:

[(1, 21636438), (2, 10818219), (3, 7212146), (6, 3606073), (41, 527718), (82, 263859), (123, 175906), (246, 87953), (281, 76998), (313, 69126), (562, 38499), (626, 34563), (843, 25666), (939, 23042), (1686, 12833), (1878, 11521)]