21894248

素因数分解:

$2^3\times {\mathrm{683}}^1\times {\mathrm{4007}}^1$

素因数の和:4696

約数の個数: 16

約数和(自身を含む): 41122080

約数和(自身を除く): 19227832

約数列:

[1, 2, 4, 8, 683, 1366, 2732, 4007, 5464, 8014, 16028, 32056, 2736781, 5473562, 10947124, 21894248]

約数ペア:

[(1, 21894248), (2, 10947124), (4, 5473562), (8, 2736781), (683, 32056), (1366, 16028), (2732, 8014), (4007, 5464)]