21004938

素因数分解:

$2^1\times 3^2\times {\mathrm{379}}^1\times {\mathrm{3079}}^1$

素因数の和:3466

約数の個数: 24

約数和(自身を含む): 45645600

約数和(自身を除く): 24640662

約数列:

[1, 2, 3, 6, 9, 18, 379, 758, 1137, 2274, 3079, 3411, 6158, 6822, 9237, 18474, 27711, 55422, 1166941, 2333882, 3500823, 7001646, 10502469, 21004938]

約数ペア:

[(1, 21004938), (2, 10502469), (3, 7001646), (6, 3500823), (9, 2333882), (18, 1166941), (379, 55422), (758, 27711), (1137, 18474), (2274, 9237), (3079, 6822), (3411, 6158)]