21246822

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{6823}}^1$

素因数の和:7004

約数の個数: 24

約数和(自身を含む): 46307664

約数和(自身を除く): 25060842

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 6823, 13646, 20469, 40938, 61407, 122814, 1180379, 2360758, 3541137, 7082274, 10623411, 21246822]

約数ペア:

[(1, 21246822), (2, 10623411), (3, 7082274), (6, 3541137), (9, 2360758), (18, 1180379), (173, 122814), (346, 61407), (519, 40938), (1038, 20469), (1557, 13646), (3114, 6823)]