21536168

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{36877}}^1$

素因数の和:36956

約数の個数: 16

約数和(自身を含む): 40934580

約数和(自身を除く): 19398412

約数列:

[1, 2, 4, 8, 73, 146, 292, 584, 36877, 73754, 147508, 295016, 2692021, 5384042, 10768084, 21536168]

約数ペア:

[(1, 21536168), (2, 10768084), (4, 5384042), (8, 2692021), (73, 295016), (146, 147508), (292, 73754), (584, 36877)]