21083888

素因数分解:

$2^4\times 7^1\times {\mathrm{188249}}^1$

素因数の和:188264

約数の個数: 20

約数和(自身を含む): 46686000

約数和(自身を除く): 25602112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188249, 376498, 752996, 1317743, 1505992, 2635486, 3011984, 5270972, 10541944, 21083888]

約数ペア:

[(1, 21083888), (2, 10541944), (4, 5270972), (7, 3011984), (8, 2635486), (14, 1505992), (16, 1317743), (28, 752996), (56, 376498), (112, 188249)]