21624420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{360407}}^1$

素因数の和:360419

約数の個数: 24

約数和(自身を含む): 60548544

約数和(自身を除く): 38924124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 360407, 720814, 1081221, 1441628, 1802035, 2162442, 3604070, 4324884, 5406105, 7208140, 10812210, 21624420]

約数ペア:

[(1, 21624420), (2, 10812210), (3, 7208140), (4, 5406105), (5, 4324884), (6, 3604070), (10, 2162442), (12, 1802035), (15, 1441628), (20, 1081221), (30, 720814), (60, 360407)]