21485296

素因数分解:

$2^4\times 7^1\times {\mathrm{191833}}^1$

素因数の和:191848

約数の個数: 20

約数和(自身を含む): 47574832

約数和(自身を除く): 26089536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191833, 383666, 767332, 1342831, 1534664, 2685662, 3069328, 5371324, 10742648, 21485296]

約数ペア:

[(1, 21485296), (2, 10742648), (4, 5371324), (7, 3069328), (8, 2685662), (14, 1534664), (16, 1342831), (28, 767332), (56, 383666), (112, 191833)]