21130144

素因数分解:

$2^5\times 7^1\times {\mathrm{94331}}^1$

素因数の和:94348

約数の個数: 24

約数和(自身を含む): 47543328

約数和(自身を除く): 26413184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 94331, 188662, 377324, 660317, 754648, 1320634, 1509296, 2641268, 3018592, 5282536, 10565072, 21130144]

約数ペア:

[(1, 21130144), (2, 10565072), (4, 5282536), (7, 3018592), (8, 2641268), (14, 1509296), (16, 1320634), (28, 754648), (32, 660317), (56, 377324), (112, 188662), (224, 94331)]