21534540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{358909}}^1$

素因数の和:358921

約数の個数: 24

約数和(自身を含む): 60296880

約数和(自身を除く): 38762340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 358909, 717818, 1076727, 1435636, 1794545, 2153454, 3589090, 4306908, 5383635, 7178180, 10767270, 21534540]

約数ペア:

[(1, 21534540), (2, 10767270), (3, 7178180), (4, 5383635), (5, 4306908), (6, 3589090), (10, 2153454), (12, 1794545), (15, 1435636), (20, 1076727), (30, 717818), (60, 358909)]