21426016

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4817}}^1$

素因数の和:4966

約数の個数: 24

約数和(自身を含む): 42494760

約数和(自身を除く): 21068744

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4817, 9634, 19268, 38536, 77072, 154144, 669563, 1339126, 2678252, 5356504, 10713008, 21426016]

約数ペア:

[(1, 21426016), (2, 10713008), (4, 5356504), (8, 2678252), (16, 1339126), (32, 669563), (139, 154144), (278, 77072), (556, 38536), (1112, 19268), (2224, 9634), (4448, 4817)]