21196304

素因数分解:

$2^4\times {\mathrm{743}}^1\times {\mathrm{1783}}^1$

素因数の和:2534

約数の個数: 20

約数和(自身を含む): 41146176

約数和(自身を除く): 19949872

約数列:

[1, 2, 4, 8, 16, 743, 1486, 1783, 2972, 3566, 5944, 7132, 11888, 14264, 28528, 1324769, 2649538, 5299076, 10598152, 21196304]

約数ペア:

[(1, 21196304), (2, 10598152), (4, 5299076), (8, 2649538), (16, 1324769), (743, 28528), (1486, 14264), (1783, 11888), (2972, 7132), (3566, 5944)]