21630852

素因数分解:

$2^2\times 3^2\times {\mathrm{600857}}^1$

素因数の和:600867

約数の個数: 18

約数和(自身を含む): 54678078

約数和(自身を除く): 33047226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 600857, 1201714, 1802571, 2403428, 3605142, 5407713, 7210284, 10815426, 21630852]

約数ペア:

[(1, 21630852), (2, 10815426), (3, 7210284), (4, 5407713), (6, 3605142), (9, 2403428), (12, 1802571), (18, 1201714), (36, 600857)]