21578144

素因数分解:

$2^5\times 7^1\times {\mathrm{96331}}^1$

素因数の和:96348

約数の個数: 24

約数和(自身を含む): 48551328

約数和(自身を除く): 26973184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 96331, 192662, 385324, 674317, 770648, 1348634, 1541296, 2697268, 3082592, 5394536, 10789072, 21578144]

約数ペア:

[(1, 21578144), (2, 10789072), (4, 5394536), (7, 3082592), (8, 2697268), (14, 1541296), (16, 1348634), (28, 770648), (32, 674317), (56, 385324), (112, 192662), (224, 96331)]